25 Momme Mulberry Silk

Deep Restoration Sleep Mask

Full-coverage silk sleep mask with adjustable wrap

$55
In stock
Color: Black

A clinician's standard

Created by a dermatology PA who spent 15 years treating skin. 25-momme mulberry silk with silver-ion technology.

Total blackout: Oversized silk panels create a complete light barrier for uninterrupted rest.

Adjustable comfort wrap: Wide, silk-covered band customizes your fit for a secure, soothing hold all night.

Skin-smoothing silk: 25-momme mulberry silk minimizes friction and sleep creases overnight.

Deep restoration: A cooling, frictionless surface that helps calm the senses and signal time to rest.

Clean sleep surface: Woven with SILVADUR™ silver-ion technology, stays fresher between washes.

Why Darkness Matters
Even small amounts of light can disrupt rest overnight. The Deep Restoration Sleep Mask uses oversized silk panels and a cushioned contour to block more light across the face, so your surroundings stay dark even as the sun comes up.

Why Silk for Skin and Sleep
Cotton and synthetic mask fabrics create friction and absorb overnight skincare. ZILK's 25-momme mulberry silk glides smoothly against skin and doesn't pull your hydration into the fabric, so what you put on your face at night stays there.

The Clean Sleep Surface
ZILK masks are infused with Silvadur™ silver-ion technology, from LANXESS designed to resist odors and keep fabric fresher between washes.

Silk's smooth, dense weave is kind to skin around the eyes and doesn't shed fibers or snag on serums through the night. The thermo-regulating 25-momme weave stays cool and breathable, so the mask never feels heavy or warm against your face.

Suitable for: All skin types
Treatment:
Silver-ion infused
Fabric:
100% 25-momme 6A grade Mulberry silk
Interior Filling: Polypropylene cotton for gentle padding and full light barrier
Band:
Adjustable comfort wrap with silk exterior
Certification:
Oeko-Tex® certified, responsibly made, non-toxic
Care:
Hand wash or machine wash in mesh bag on delicate cycle; air dry flat

Free Shipping
- Free standard shipping on all U.S. orders

Order Processing

- Orders placed before 2:00 PM ET, Monday through Friday, ship same day
- Orders placed after 2:00 PM ET ship the next business day

Shipping Origin + Delivery
- Ships from our U.S. fulfillment center in Alpharetta, Georgia
- Standard shipping: 2 to 5 business days
- Expedited: $15, 2 business days
- Overnight: $25, 1 business day
- Delivery times to Alaska, Hawaii and U.S. territories may vary
- See our full shipping policy

Returns
- We accept returns within 60 days of delivery
- Items must be unused, unwashed and in original packaging with all tags intact
- A flat $8 return shipping fee is deducted from your refund
- Original shipping charges are non-refundable
- Refunds are issued to your original payment method within 3 to 5 business days of receipt
- See our full refund policy

Color: Black

Product information

Elizabeth Cook, Founder of ZILK Sleep

Made by a clinician

Elizabeth Cook

PA-C  ·  Dermatology and Aesthetics

"After fifteen years of treating skin, I kept seeing the same pattern. Patients invested in their skin by day, then slept on a surface that worked against them all night. When I could not find a pillowcase that met my clinical standards, I made one. I designed ZILK to be the overnight foundation of your skin and hair routine, protecting what you invest in it by day and offering a calm, restorative surface to sleep on at night."

Elizabeth Cook, PA-C

Woman laying in bed with a dark gray ZILK silk sleep mask over her forehead with her head on a white silk pillowcase.

Ritual of Restoration

SMOOTHER NIGHTS, CLEANER SLEEP

Sleep is a big part of how skin and hair recover. Whatever ZILK piece you sleep on, the fabric is the same: 25-momme mulberry silk infused with SILVADUR silver ions. Smooth enough to glide against skin and hair, and clean enough to stay fresh between washes.

SILVADUR silver-ion technology illustrated on ZILK silk fabric.

INSIDE EVERY ZILK PIECE

Silver Ion Technology

Every ZILK product is infused with Silvadur™ silver-ion treatment, from LANXESS. Designed to keep fabric cleaner between washes while staying gentle on skin.

Independently tested

ZILK silk was washed 20 times, then tested by SGS. The result: its silver-ion technology still inhibits the growth of bacteria on the fabric surface.

  • 20 washes
  • 99.5% fewer S. aureus
  • 99.3% fewer K. pneumoniae

S. aureus and K. pneumoniae are the two standard bacteria used in textile testing.

View the full SGS report

Graphic explaining why 25 momme silk is higher quality, comparing Zilk 25 momme weave to lower momme silk from other brands and noting durability differences

ENGINEERED FOR ENDURANCE

25 MOMME SILK

ZILK Sleep uses only 6A grade mulberry silk, woven from the longest, most uniform fibers available. The result is exceptional softness, resistance to pilling and a surface that glides against skin and hair rather than catching on it.

high GRADE MULBERRY SILK

6A Silk Quality

ZILK Sleep uses only 6A grade mulberry silk, woven from the longest, most uniform fibers available. The result is exceptional softness, resistance to pilling and a surface that glides against skin and hair rather than catching on it.

Silk fabric with OEKO-TEX certification label and text about product safety.

INTERNATIONALLY VERIFIED SAFETY

OEKO-TEX® Certified Clean Sleep

Every ZILK Sleep fiber meets OEKO-TEX® STANDARD 100, the leading independent certification for textile safety. Tested against more than 1,000 potentially harmful substances and verified safe for daily skin contact.

  • Independently tested, not self-certified
  • Safe for sensitive skin and hair
  • Free from toxins, irritants and allergens
Close-up of smooth, ivory silk with soft folds

THE SCIENCE BEHIND THE FEEL

Silk, Engineered for Sleep

Every ZILK piece is woven from 25-momme mulberry silk and infused with SILVADUR™ silver-ion technology, engineered for the surface your skin and hair rest on a third of your life. A cooler, smoother, quieter surface than what most people sleep on.

  • Cool, smooth contact against skin all night
  • Less friction means less pulling on skin and hair
  • SILVADUR™ silver-ion infused, stays fresher between washes

Frequently Asked Questions

Does this mask block light completely?

Yes. The oversized silk panels and full-coverage wrap design are built to create a complete light barrier, including from the sides. If you are particularly light-sensitive, make sure the wrap band is adjusted snugly for the best seal.

Will it stay in place through the night?

The adjustable comfort wrap band is designed to stay secure without pulling or creating pressure. Most people find it stays in place whether they sleep on their back or side.

How do I clean it?

Hand wash in cool water with a gentle detergent, or machine wash in a mesh laundry bag on a delicate cycle. Air dry flat. Do not wring or tumble dry.

How is this different from the Sculpted Silk Sleep Mask?

The Deep Restoration Mask is designed for maximum light blocking with full coverage and an adjustable wrap band. The Sculpted masks feature contoured eye cups that lift silk away from lashes for pressure-free comfort. If lash protection is your priority, the Sculpted design is the better fit. If total darkness is the goal, this is it.

WHY CHOOSE ZILK?

Icon of a medal with a star, representing quality or premium standard
LASTING QUALITY

25-momme, 100% mulberry silk. Built to hold its softness + performance for years.

Icon of a droplet above a curved line, representing moisture or hydration
GENTLE ON SKIN

Ultra-smooth silk that feels cool and gentle against skin all night.

Icon of flowing hair and a comb, representing hair care or reduced friction for hair
HAIR PROTECTION

Less breakage, less frizz, fewer tangles by morning.

Icon of a shield with a star, representing protection or quality assurance
CLEAN SLEEP SURFACE

SILVADUR™ silver-ion infused, stays fresher between washes.

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™ Trademark of LANXESS Deutschland GmbH or its affiliates.

SGS Test Report SL52615326175601TX×
SGS report page 1 SGS report page 2 SGS report page 3