What Does Momme Mean In Silk Pillowcases? A Simple Guide To Choosing The Right Weight

If you’ve started shopping for a genuine silk pillowcase, you may have noticed a strange little word appearing again and again in product descriptions:

• Momme.
• 19 momme.
• 22 momme.
• 25 momme.

Sometimes even higher. At first glance, it can feel like you’re trying to understand a completely different language.

Is 25 momme automatically better than 22 momme? Does a higher number mean softer silk? Is a 19 momme pillowcase too thin? And most importantly, does momme actually matter when you are choosing a pillowcase for your hair?

The short answer is yes, momme matters but higher does not automatically mean better. In fact, understanding momme is one of the easiest ways to become a smarter silk shopper.

You don’t necessarily need the most expensive pillowcase or the highest momme number you can find. What matters is understanding what the number actually tells you and deciding which weight makes sense for your needs.

So, before you spend your money on that beautiful silk pillowcase you have been eyeing, let’s take a closer look at what momme really means.

What Exactly Is Momme?

Let’s start with the simplest explanation. Momme is a measurement used to indicate the weight and density of silk fabric. It is similar to the way you might look at thread count or fabric weight when shopping for other types of bedding, although momme is specifically used for silk and certain other fabrics.

You’ll commonly see silk pillowcases described as:

• 16 momme
• 19 momme
• 22 momme
• 25 momme
• 30 momme

The number gives you an indication of how much silk is used within a given area of fabric. Generally speaking, a higher momme means a denser, heavier silk fabric.

And that can affect several things you care about when buying a pillowcase, including:

• Durability
• Thickness
• Feel
• Longevity
• Price

Here’s where things get interesting. A higher momme doesn’t necessarily mean the pillowcase will feel dramatically softer. Nor does it automatically mean that your hair will benefit more from it. Momme is primarily about fabric weight and density, not a simple “quality score.” That is an important distinction to remember.

Why Does Momme Matter For A Silk Pillowcase?

You might be wondering why you should care about a number printed in a product description. After all, when you are buying bedding, you probably care more about whether it feels comfortable than whether it weighs a certain amount.

That is completely understandable. But momme can give you useful information about what you’re actually buying. Imagine comparing two silk pillowcases. One is 16 momme and the other is 25 momme. If everything else were equal, the 25 momme fabric would generally be denser and heavier. That can make it feel more substantial and potentially more durable.

A lighter silk may feel delicate and luxurious, but it can also require more careful handling. A heavier silk may have a more substantial feel and potentially stand up better to repeated use. So when you are comparing silk pillowcases, momme gives you another piece of the puzzle. It is not the whole picture but it is an important piece.

Is Higher Momme Always Better?

This is probably the biggest question shoppers have. And here is where we need to be realistic. No, higher momme isn’t automatically better. It is tempting to assume that if 22 momme is good, then 25 momme must be even better.

But silk isn’t quite that simple. Think about buying a shirt. A heavier shirt isn’t automatically better than a lighter one. It depends on what you’re looking for. If you’re shopping for something lightweight and breathable for a warm climate, you may actually prefer the lighter fabric. If you’re looking for something substantial and durable, a heavier fabric might make more sense.

Silk pillowcases work in much the same way. Your ideal momme depends on what you value.

Do you want:

• A lighter, more delicate feel?
• A balance between luxury and durability?
• A more substantial fabric?
• Something that can handle frequent use?
• A pillowcase suitable for everyday sleeping?

These questions are often more useful than simply asking: “What is the highest momme I can afford?”

19 Momme vs 22 Momme vs 25 Momme

This is where things become much easier to understand. Although there are silk pillowcases available at many different weights, 19, 22, and 25 momme are numbers you will encounter frequently when shopping.

Let’s look at what they generally mean.

• 19 Momme Silk

19 momme is often considered a relatively lightweight option. It can provide that smooth, luxurious silk feel without being as substantial as heavier varieties. For shoppers who want genuine silk but are watching their budget, 19 momme can be an appealing starting point.

It may also suit people who prefer a lighter fabric. The trade-off is that lighter silk may not feel as substantial or potentially be as durable as a heavier silk when subjected to frequent use and washing. That doesn’t make 19 momme “bad.” It simply means you are choosing a different balance between weight, feel, durability, and price.

• 22 Momme Silk

This is where many shoppers begin to pay closer attention. 22 momme is often viewed as a sweet spot for silk bedding. It offers a balance between a luxurious feel and everyday practicality. The fabric is substantial without becoming excessively heavy, making it an attractive choice for people who plan to use their silk pillowcase regularly.

For many shoppers, 22 momme represents a sensible middle ground: Not too light. Not unnecessarily heavy. If you are buying your first genuine silk pillowcase and aren’t sure where to start, 22 momme is a weight worth considering.

Of course, momme isn’t the only specification that matters. The type of silk, construction quality, stitching, and how the pillowcase is cared for can all affect your experience.

• 25 Momme Silk

Now we move into a heavier silk option. A 25 momme pillowcase generally uses more silk within the fabric, giving it a denser and more substantial feel. Some shoppers prefer this because it can feel particularly luxurious and durable. If you re investing in a premium silk pillowcase and want something designed for regular long-term use, 25 momme may be worth considering.

But once again, do not assume that heavier automatically means better for everyone. You may prefer the feel of 22 momme. Someone else may love the substantial feel of 25 momme. It Is really about finding the balance that suits your preferences and budget.

Does Momme Affect Hair Benefits?

Here is where we need to separate marketing claims from what momme actually tells you. Momme doesn’t directly measure how “good” a pillowcase is for your hair. It measures the weight and density of the silk fabric. The potential hair-care advantage of silk comes primarily from its smooth surface, which can reduce friction compared with rougher bedding materials.

So you shouldn’t assume that a 25 momme pillowcase will automatically reduce more frizz or prevent more breakage than a 22 momme pillowcase simply because the number is higher. There are other factors to consider.

For example:

• Is it genuine silk?
• What type of silk is used?
• How well is the pillowcase constructed?
• Is the fabric smooth?
• Are the seams properly finished?
• Can it withstand regular washing?
• Does the pillowcase fit your pillow securely?

These details can matter just as much as the momme number. In other words, do not let one number make the entire buying decision for you.

Read more: Does A Silk Pillowcase Help Frizzy Hair

What Momme Should You Choose?

If you are feeling a little overwhelmed by all these numbers, do not worry. You don’t need to become a silk expert before buying a pillowcase.

For many shoppers, the easiest way to think about it is this:

• 19 momme: A lighter and potentially more budget-friendly choice.
• 22 momme: A balanced option for everyday use, offering a good combination of feel and durability.
• 25 momme: A heavier, more substantial option for shoppers looking for a premium feel and potentially greater durability.

There isn’t one universally perfect momme. The right choice depends on your priorities. And that is exactly why understanding momme is so useful.

Instead of simply buying the pillowcase with the biggest number, you can now look at the specification and ask a much better question: “Is this weight right for how I plan to use it?” That shift alone can help you make a much more informed purchase.

Momme Is Not The Only Thing You Should Look At

Here is where many first-time silk shoppers make a mistake. They see “22 momme” or “25 momme” prominently displayed on a product page and assume they have found a high-quality silk pillowcase. Not so fast.

There are several other details you should check before reaching for your wallet such as:

• The type of silk matters.
• The quality of the construction matters.
• The stitching matters.

And even the way the manufacturer describes the silk can tell you something about what you are actually buying. So if you are serious about finding a quality silk pillowcase, momme should be one part of your checklist—not the entire checklist. And that is where things get even more interesting.

What Else Should You Look For When Buying A Silk Pillowcase?

Now that you understand momme, you might be tempted to think you’ve got everything figured out. Unfortunately, there’s a little more to it. Momme is important, but it shouldn’t be the only thing you look at when comparing silk pillowcases.

After all, you could find a pillowcase advertised as “25 momme silk” and still end up disappointed if the actual silk quality, construction, or stitching isn’t what you expected. So, what else should you check? Let’s break it down.

• What Type Of Silk Is Being Used?

This is one of the first questions I’d ask when comparing silk pillowcases.

You may come across terms such as:

• Mulberry silk
• Tussah silk
• Charmeuse silk
• Habotai silk

These terms don’t all describe the same thing.

Mulberry silk is particularly popular in premium bedding because it is produced by silkworms fed primarily on mulberry leaves. It is known for its smooth texture, consistency, and luxurious feel.

You’ll also frequently see charmeuse mentioned in silk pillowcase descriptions. Here’s where things can become confusing.

Charmeuse describes a type of satin weave rather than the specific species of silk. In other words, you can have silk charmeuse, which combines the silk fiber with the charmeuse weaving technique.

This is why reading the complete product description matters. Don’t simply look for the word “silk” in large letters and assume everything else will take care of itself.

• Check Whether It’s Actually 100% Silk

This sounds obvious, but it’s worth checking. Some products use phrases such as: “silky smooth” or “silk-like”. Those descriptions don’t necessarily mean you’re buying genuine silk.

A pillowcase can feel smooth and luxurious without being made from real silk. Synthetic satin, particularly polyester satin, can have a surprisingly similar appearance. That’s not necessarily a bad thing.

As we discussed in our Silk vs Satin Pillowcases For Hair Comparison, satin can still be a practical and affordable option. The important thing is knowing what you’re actually purchasing. If you specifically want genuine silk, look for clear wording such as 100% silk or the specific silk construction stated by the manufacturer. Don’t let attractive photography and the word “silky” make the decision for you.

• Does The Silk Feel Smooth?

Here’s something that sounds obvious but is surprisingly easy to overlook when shopping online. You can’t physically touch the pillowcase through your screen. That means you need to pay closer attention to the product description, customer reviews, and the manufacturer’s information.

A good silk pillowcase should generally have a smooth, luxurious feel. If reviews repeatedly mention that the fabric feels rough, flimsy, or noticeably different from what was advertised, that’s something worth taking seriously. And remember, silk doesn’t necessarily need to feel extremely thick to be good quality.

A lighter silk can still feel beautifully smooth. This is another reason why you shouldn’t judge a pillowcase based on momme alone.

• Look Closely At The Stitching And Construction

Here’s something most shoppers probably don’t think about until it’s too late. The silk itself might be beautiful, but what happens if the seams start coming apart after a few washes? This is where construction quality matters.

Look for information about:

• Neat stitching
• Reinforced seams
• Secure closures
• Well-finished edges
• Properly constructed envelope or zipper closures

A high-quality pillowcase isn’t just about the fabric. It’s also about how that fabric has been turned into a product you’ll actually use night after night. After all, even beautiful silk won’t be much use if the pillowcase doesn’t hold up.

• Consider The Closure

You may notice that silk pillowcases come with different types of closures. Some use zippers. Others use envelope-style closures. Both can work well. A zipper can help keep the pillow securely inside the case, while an envelope closure provides a simpler design without exposed hardware.

Which one is better? That’s largely personal preference. However, if you’re concerned about the zipper rubbing against your face or hair, you may prefer an envelope-style design. On the other hand, if your pillow tends to move around inside the case, a zipper may provide a more secure fit. Once again, there isn’t one universally correct answer.

• Don’t Ignore The Care Instructions

This is one of those things people often discover after buying a silk pillowcase. Silk can be more delicate than ordinary bedding.

Depending on the product, the manufacturer may recommend:

• Gentle machine washing
• Hand washing
• Cold water
• Mild detergent
• Air drying
• Avoiding bleach
• Avoiding high heat

If you’re someone who throws everything into the washing machine without thinking twice, this is worth considering before you buy. A beautiful silk pillowcase isn’t much of a bargain if you end up damaging it because you didn’t follow the care instructions. And if you’re buying more than one pillowcase, the maintenance requirements can become an important part of your decision.

Is 22 Momme The Best Choice For Everyone?

Now let’s come back to the question we started with. If you’re standing in front of two products, one 22 momme and another 25 momme, so which should you choose? There’s no universal answer. But for many everyday shoppers, 22 momme can be a very sensible middle ground.

It generally provides a substantial silk fabric without becoming unnecessarily heavy. It’s also a commonly encountered weight in premium silk bedding, which makes it relatively easy to compare different brands at a similar specification.

However, don’t let that turn into another rule: “22 momme is always the best.” It isn’t. If you prefer a lighter feel, 19 momme might suit you perfectly well. If you want something more substantial and don’t mind paying more, 25 momme may be appealing. The best choice is the one that fits your priorities.

Does Higher Momme Mean Better Hair Protection?

This is an important distinction. You may see a product advertised with a high momme number and assume: Higher momme = better for hair. That’s not necessarily true.

Momme tells you about the weight and density of the silk fabric. It doesn’t directly tell you how much hair breakage you’ll experience. Hair benefits are more closely related to the smoothness of the sleeping surface and the amount of friction your hair experiences.

So a well-made 22 momme silk pillowcase can potentially be a better choice for you than a poorly constructed 25 momme pillowcase. This is why I wouldn’t recommend shopping based on one specification alone. Look at the whole product.

What About Thread Count?

Here’s another term you’ll sometimes encounter while shopping for bedding. “Thread count.” If you’re used to buying cotton sheets, you may assume thread count is equally important for silk. Not quite.

Thread count can be a useful specification for some fabrics, but it isn’t the primary measurement you should use when evaluating silk. For silk, momme is the more relevant measurement of fabric weight and density.

So if a product page heavily emphasizes an impressive-sounding thread count while providing very little useful information about the silk itself, I’d take a closer look before buying. You want to know what the fabric actually is and not simply which numbers sound impressive.

How Much Should You Pay For A Silk Pillowcase?

This is where things become very subjective. Genuine silk pillowcases can range from relatively affordable to surprisingly expensive. And yes, you can find products with dramatically different prices claiming to offer similar specifications.

That’s why I wouldn’t recommend choosing solely based on price. The cheapest option isn’t necessarily the best value. At the same time, the most expensive pillowcase isn’t automatically the highest quality.

You’re really looking for the best combination of material, construction, durability, comfort, and price. If you’re paying more, you should have a clear reason why.

• Perhaps you’re getting higher-quality silk.
• Perhaps the construction is better.
• Perhaps the product comes from a brand with a strong reputation and reliable customer service.

Those things can justify a higher price. A luxury price tag by itself doesn’t.

The Silk Pillowcase Shopping Checklist

By now, you should have a much clearer idea of what to look for.

When you’re comparing products, I would personally start with these questions:

• Is it genuine silk?
• What type of silk is it?
• What is the momme weight?
• Is the fabric well constructed?
• Are the seams properly finished?
• What type of closure does it use?
• What are the washing instructions?
• Does the price make sense for what you’re getting?

And perhaps most importantly: Does it actually fit your needs? That’s a much better way to shop than simply searching for the highest momme number.

Read more: 2026 Honest Buyers Guide On The Best Silk Pillowcases

So, What Momme Should You Choose?

If you want the quick version, here’s how I’d think about it.

19 Momme
A lighter option that may appeal to shoppers who want genuine silk at a potentially lower price.

22 Momme
A balanced choice that offers a good combination of weight, feel, durability, and everyday practicality.

25 Momme
A heavier and more substantial option that may appeal to shoppers looking for a premium feel and potentially greater durability.

None of these is automatically the “correct” choice. Your budget, sleeping preferences, climate, washing habits, and expectations all matter. And if you’re buying your first silk pillowcase, 22 momme is often a sensible place to begin your research.

The Bottom Line

If you only remember one thing from this article, let it be this: Don’t buy a silk pillowcase simply because it has the highest momme number. Momme is useful because it tells you about the weight and density of the silk. But it doesn’t tell the whole story.

A genuinely good silk pillowcase is the result of several things coming together including quality silk, appropriate fabric weight, good construction, secure stitching, thoughtful design, and proper care.

And once you understand that, shopping becomes much easier. Instead of looking at a product page and wondering whether 22 momme sounds better than 19 momme, you’ll know exactly what you’re comparing. If you’re still deciding which type of pillowcase makes the most sense for your hair, our guide to Silk vs Satin Pillowcases For Hair is a good next step.

And if you’ve decided that genuine silk is what you’re looking for, you can also explore our Best Silk Pillowcases For Hair Breakage guide, where we look at the features that matter when choosing a pillowcase for everyday use. Because ultimately, the goal isn’t to buy the pillowcase with the most impressive specifications. It’s to find one you’ll actually enjoy sleeping on and that fits your hair care routine, lifestyle, and budget.

Frequently Asked Questions

1) Is 22 momme good for a silk pillowcase?
Yes. 22 momme is a popular weight for silk bedding and can provide a good balance between a substantial feel, durability, and everyday practicality.

2) Is 25 momme better than 22 momme?
Not automatically. A 25 momme fabric is generally heavier and denser, but that doesn’t mean it will be better for everyone. Your preferred feel, budget, and intended use should also influence your decision.

3) What is the best momme for hair?
There isn’t one universally best momme for hair. The smoothness and quality of the silk surface are more important than simply choosing the highest momme number.

4) Is higher momme silk more durable?
Generally, a higher momme indicates a denser and heavier silk fabric, which can contribute to durability. However, construction quality, stitching, and proper care also have a major influence on how long a pillowcase lasts.

5) Is 19 momme silk good enough?
Yes. 19 momme can still be genuine, smooth silk and may be a good option for shoppers who prefer a lighter fabric or want a more budget-conscious choice.

6) Is momme the same as thread count?
No. Momme is a measurement commonly used for silk fabric weight and density, while thread count is a different measurement typically associated with woven fabrics such as cotton bedding.