100% Grade 6A Mulberry Silk

22 Momme Mulberry Silk Pillowcases

Our 22 momme mulberry silk pillowcases are crafted from 100% Grade 6A mulberry silk, the highest purity available. Lightweight and breathable, the 22 momme weave is ideal for year-round use, gentle on hair and skin, it reduces friction overnight to help minimise frizz, breakage and sleep creases.

100% Grade 6A Mulberry Silk Lightweight 22 Momme Free UK Delivery 60-Day Returns
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Understanding silk weight

What is 22 momme silk?

22 momme silk is a high-quality silk fabric weighing 22 momme per square metre. At this weight, the fabric is lightweight, smooth and breathable: the most widely recommended momme weight for a silk pillowcase.

Momme (abbreviated mm) is the weight measurement for silk, equivalent to thread count in cotton. A higher momme number means more silk fibres per square metre, resulting in a heavier, denser weave. A lower number produces a finer, more lightweight fabric. At 22 momme, silk sits at the premium end of the lightweight range: substantial enough to be durable with proper care, yet fine enough to feel effortless against your skin.

For a pillowcase, 22 momme is the ideal everyday weight. It drapes smoothly, regulates temperature well and remains comfortable across all seasons. If you run warm at night, prefer a lighter feel or are buying your first silk pillowcase, 22 momme is the most versatile starting point.

What does momme mean?

Momme measures the weight of silk per square metre. 22 momme means the fabric weighs 22 units of silk per square metre; more silk than a lightweight chiffon, less than a heavy charmeuse.

Is 22 momme silk good quality?

Yes. Quality is determined by both momme weight and silk grade. Our 22 momme pillowcases use 100% Grade 6A mulberry silk, the highest purity grade, which means you get the best quality fibre at a lightweight, breathable weight.

How does 22 momme compare to other weights?

Most silk pillowcases on the market range from 16 to 30 momme. 16 to 19 momme is considered entry-level. 22 momme is the premium everyday standard. 25 momme and above offers a heavier, more substantial feel. Our 30 momme pillowcase sits at that end of the range.

Hair and skin

Is a 22 momme silk pillowcase good for hair and skin?

Yes. A 22 momme silk pillowcase reduces friction and moisture loss overnight. These two properties account for most of the visible benefits to both hair and skin over time.

22 momme silk pillowcase for hair — reduces frizz and breakage overnight

Hair benefits

Cotton grips the hair shaft as you move during sleep, causing friction that builds up as frizz, tangles and breakage over time. Silk does not. The smooth surface of a 22 momme pillowcase lets hair glide freely across the fabric rather than catching against it.

At 22 momme, the weave is particularly well suited to fine hair, colour-treated hair and chemically processed hair, where a lightweight fabric causes less stress on the hair shaft than a heavier weave. For curly and textured hair, the reduction in overnight friction means significantly less frizz and fewer tangles by morning.

  • Reduces frizz and tangles overnight
  • Less breakage for fine and colour-treated hair
  • Helps retain hair length by minimising damage
  • Smooth surface suits all hair types
22 momme silk pillowcase for skin — retains moisture and reduces sleep creases

Skin benefits

Unlike cotton, silk does not absorb moisture. When your face rests on a cotton pillowcase, the fabric draws hydration away from the skin throughout the night. A 22 momme silk pillowcase leaves that moisture where it belongs, which means your skin retains more of its natural hydration by morning.

The low-friction surface also means fewer sleep creases pressed into the skin while you sleep. For anyone applying skincare or retinoids before bed, silk keeps those products on your face rather than absorbed into the pillow. Dermatologists regularly recommend silk pillowcases for sensitive skin and those prone to irritation.

  • Retains skin hydration overnight
  • Fewer sleep creases by morning
  • Keeps skincare products on the face
  • Gentle on sensitive and reactive skin

From the journal

Silk pillowcase guides and care tips

Choosing your weight

22 momme vs 30 momme: which should you choose?

Both weights are 100% Grade 6A mulberry silk and deliver the same hair and skin benefits. The difference is in feel, breathability and durability. Here is how they compare.

This collection

22 Momme

£64.99

30 Momme

£99.99

Feel
Light, smooth, effortless
Substantial, rich, weighted
Breathability
Highly breathable
Slightly warmer
Best for
Everyday use, warm sleepers, first silk pillowcase
Cooler climates, luxury feel, maximum longevity
Durability
Long-lasting with proper care
Denser weave, slightly more durable
Hair and skin benefit
Full benefit
Full benefit

Choose 22 momme if you...

  • Want a breathable, lightweight everyday pillowcase
  • Sleep warm or live in a mild to warm climate
  • Are buying your first silk pillowcase
  • Have fine or colour-treated hair
Shop 22 Momme →

Choose 30 momme if you...

  • Prefer a richer, more substantial weight
  • Sleep cool or want maximum durability
  • Are looking for a premium upgrade
  • Want the heaviest weave we offer
Shop 30 Momme →

Frequently asked questions about 22 momme silk pillowcases

Is 22 momme silk good quality?

Yes. 22 momme is considered the premium everyday standard for a silk pillowcase and is the most widely recommended momme weight by dermatologists and hair specialists. Quality depends on both momme weight and silk grade. Our 22 momme pillowcases use 100% Grade 6A mulberry silk, the highest purity available, which means you are getting the best quality fibre at a lightweight, breathable weight.

What does 22 momme mean?

Momme (abbreviated mm) is the unit used to measure the weight of silk fabric per square metre. A 22 momme silk pillowcase uses 22 units of silk per square metre. A higher momme number means a heavier, denser weave with greater durability. A lower number produces a finer, more lightweight fabric. At 22 momme, the fabric sits at the premium end of the lightweight range: substantial enough to last with proper care, yet fine enough to feel effortless against your skin overnight.

What is the difference between 22 momme and 30 momme silk?

Both weights are 100% Grade 6A mulberry silk and deliver the same hair and skin benefits. A 22 momme pillowcase is lighter, more breathable and softer in drape, making it ideal for everyday use and warmer sleepers. A 30 momme pillowcase is heavier, denser and slightly more durable, with a richer feel suited to cooler climates and those who prefer a more substantial weight. The choice comes down to personal preference rather than a difference in quality.

Is a 22 momme silk pillowcase good for hair?

Yes. A 22 momme silk pillowcase significantly reduces the friction your hair experiences overnight compared to cotton. Less friction means fewer tangles, less frizz and reduced breakage over time. At 22 momme, the lightweight weave is particularly well suited to fine, colour-treated and chemically processed hair. For curly and textured hair, the smoother surface means noticeably fewer tangles and less frizz by morning, without the weight of a heavier momme pressing against the hair shaft.

Is a 22 momme silk pillowcase good for skin?

Yes. A 22 momme silk pillowcase benefits skin in two practical ways. First, silk does not absorb moisture the way cotton does, so hydration and any skincare you apply before bed stays on your face rather than transferring to the fabric. Second, the smooth, low-friction surface creates fewer sleep creases on the skin overnight. For sensitive, acne-prone or dry skin, 22 momme silk is a practical addition to a night-time skincare routine.

Why buy a set of 2 silk pillowcases?

A silk pillowcase set of 2 ensures you always have a clean pillowcase ready while the other is being washed. Silk should be washed every two to three days during regular use, so having a second pillowcase means no gap in protection for your hair and skin. Our 22 momme silk pillowcase sets include two standard pillowcase covers, allowing you to cover both pillows on a double bed or rotate them throughout the week without interrupting your routine.

What colours are the 22 momme silk pillowcases available in?

Our 22 momme mulberry silk pillowcase sets are available in five colours: White, Pink, Dark Grey, Silver and Purple. Each colour is sold as a set of 2 standard pillowcase covers at £64.99 per set. All five colours use the same 100% Grade 6A mulberry silk at 22 momme weight, with the same OEKO-TEX STANDARD 100 certification.

Are the 22 momme silk pillowcases OEKO-TEX certified?

Yes. All Lunelle 22 momme silk pillowcases are certified to the OEKO-TEX STANDARD 100. This is an independent certification confirming the fabric has been tested and found free from harmful substances, including certain dyes, finishes and chemical treatments. It is particularly relevant for anyone with sensitive or reactive skin, as the pillowcase rests against your face throughout the night.

How do I wash a 22 momme silk pillowcase?

Wash on a cold, gentle or delicate cycle (30 degrees or below) inside a mesh laundry bag, using a mild silk-safe detergent or a small amount of gentle shampoo. Do not tumble dry on high heat. Lay flat or hang to dry away from direct sunlight. Iron on the lowest silk setting if needed, or smooth by hand while the fabric is slightly damp. Avoid fabric softener and bleach entirely. With proper care, a 22 momme silk pillowcase retains its smoothness and sheen for years.

How long does a 22 momme silk pillowcase last?

With proper care, a 22 momme Lunelle silk pillowcase typically lasts one to two years of nightly use, roughly 100 to 150 gentle machine washes before showing wear. The main factors that shorten the lifespan are hot washing, harsh detergents, tumble drying on high heat and exposure to direct sunlight when drying. Buying a set of 2 also extends the life of each pillowcase, as rotating between them means each one is washed less frequently.

What size are the 22 momme silk pillowcases?

Lunelle 22 momme silk pillowcases are made to the standard UK pillowcase size, fitting a standard UK pillow (48cm x 74cm). The same size fits a US standard pillow. Each pillowcase has a hidden zip closure to keep the pillow in place throughout the night. If you use a king or euro-size pillow, please check the listed dimensions before ordering.

Do 22 momme silk pillowcases come with free UK delivery?

Yes. Free standard UK delivery is included on all orders over £49. Our 22 momme silk pillowcase sets are priced at £64.99 per set, so every order qualifies automatically. All orders also come with a 60-day returns policy. If you are not satisfied for any reason, contact the team at info@lunellesilk.com within 60 days of delivery.