Copper mulberry silk standard pillowcase by Sleepy Girl Copper mulberry silk standard pillowcase by Sleepy Girl
Copper 22 momme mulberry silk pillowcase on a standard pillow Copper 22 momme mulberry silk pillowcase on a standard pillow
Copper silk pillowcase by Sleepy Girl Copper silk pillowcase by Sleepy Girl
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Beauty Sleep™ Silk Pillowcase - Copper

$99.00 $91.99 Save $7.01
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Size: 51x66 cm

Our standard silk pillowcase in Copper, the warm, glowing shade our customers have loved since day one. Made from 22 momme mulberry silk with a hidden zip, it fits standard pillows (51 × 66 cm) and feels smooth on your skin and hair all night.

Why do you need this?

The shade that made us famous — now in our standard flat pillowcase. Copper has been one of our most beloved colours since the very beginning, and it translates just as beautifully in the standard format as it does in the boomerang. Warm, rich, and deeply flattering in any bedroom.

Crafted from 22 momme 100% mulberry silk in our standard flat pillowcase shape (51cm × 66cm), this is a clean zip-closure pillowcase that fits all standard pillows and delivers the same premium silk quality found across our full collection.

The ultra-smooth silk surface creates minimal friction against your skin and hair as you move during sleep — a noticeable step up from traditional cotton pillowcases. Silk is naturally non-absorbent, meaning your overnight skincare stays on your face rather than soaking into the fabric. Breathable, naturally temperature-regulating, and naturally hypoallergenic, it's a wonderful choice for those with sensitive skin who prefer a gentler sleeping surface.

Why silk? Silk's smooth surface creates far less friction than cotton as you move during sleep — helping your hair stay smooth and your skin feel comfortable when you wake up. Naturally hypoallergenic and resistant to dust mites, it's a wonderful choice for those with sensitive skin.

Handmade in small batches using 22 momme 100% mulberry silk.

Fit & Size

Standard flat pillowcase with zip closure. Standard size: 51cm × 66cm

Fabric & Care

100% mulberry silk, 22 momme, 6A Grade100% mulberry silk, 22 momme. Hand wash or delicate machine cycle in cold water with a silk-safe detergent. Lay flat or hang to dry in shade. Do not tumble dry. Iron on lowest setting with a cloth barrier if needed. Do not bleach.

Size: 51x66 cm

Product information

100% mulberry silk, 22 momme, 6A Grade

100% mulberry silk, 22 momme. Hand wash or delicate machine cycle in cold water with a silk-safe detergent. Lay flat or hang to dry in shade. Do not tumble dry. Iron on lowest setting with a cloth barrier if needed. Do not bleach.

Before

After

Still deciding? We’ve got answers.


Good questions, before a good night’s sleep

What size is it, and will it fit my pillow?

Our standard pillowcase measures 51 × 66 cm and fits standard pillows. A hidden zip keeps your pillow neatly inside. Some colours also come in a larger 51 × 76 cm size. Not sure? Email hello@sleepygirl.com.au with your pillow's measurements and we'll check the fit.

Standard or boomerang: which should I choose?

Choose standard if you sleep on a regular rectangular pillow. If you use a V-shaped or boomerang pillow, choose our Boomerang pillowcase. It's cut to follow the curve, so it doesn't bunch or slip off.

What's the difference between silk and satin?

Satin is a weave, not a fibre, and most satin pillowcases are made from polyester, which is a plastic. Ours is 100% natural mulberry silk: softer, more breathable and smoother on your skin and hair.

What does 22 momme mean?

Momme measures how dense silk is. Most silk pillowcases are 16 to 19 momme. Ours are 22 momme, so there's more silk in every thread, and you'll feel it in the weight, the drape and how long it lasts.

How do I wash my silk pillowcase?

Turn it inside out and hand wash in cool water, or machine wash on a gentle cycle (30°C max) in a mesh laundry bag, with a pH-neutral or silk detergent. No bleach or fabric softener. Dry flat or hang in the shade, never in the dryer.

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About you

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What our sleepy girls say

Every review comes from a verified Sleepy Girl order, and each one is linked to the product that customer bought.

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NIce but...

I purchased: Double Layered Silk Turban Bonnet - square style, the product is lovely although if you have lots of hair it may not be for you. Sleepygirls' online presence is so much more lux than the overall delivery and presentation of the product. A plain brown board box with no branding, no info card or product care arrives with your product. The only brand presence was a cheap sticker on the tissue paper. It was a no-thrills, no-frills unboxing experience. I think they can do a little better in this area for the customer experience.

Belinda PrattenVerified buyer·
Double Layered Silk Turban Bonnet - square stylePurchasedDouble Layered Silk Turban Bonnet - square style

Very comfortable!

I absolutely love my Dark Green Bonnet, so comfy to sleep in, and hasn’t slipped off my hair once! I highly recommend and will be buying a second one

Courtney Collins-RankineVerified buyer·
Single Layered Silk BonnetPurchasedSingle Layered Silk Bonnet

I am sorry, but what??

I bought this becaouse i was just curious how the silk fibre feels like - fully intending to return it later (i am sorry), 450 for pillow sounded crazy. I cant return it, i love it too much. The silk fibre feels so much better than polyester and i am allergic to dust, this has been game changer ! I even ordered one custom standard size for my doughter and cant wait to get it. Honestly i see it as investment in health. Good job Sleepy girl, i will be definitly be ordering more and i love, you can do any custom orders.

DanielleVerified buyer·
Mulberry Silk Filled Boomerang Pillow + Silk Pillowcase Set | ZenNest™PurchasedMulberry Silk Filled Boomerang Pillow + Silk Pillowcase Set | ZenNest™

Life changing step for healthier and thicker hair

For the first time I have slept on the silk pillowcase three months ago...and let me tell you IT'S LIFE CHANGING! It regulates the temperature, it feels nice on the skin and makes incredibly positive changes on my hair. Since I am sleeping on this silk pillowcase my hair got thicker and softer. I can't be more thankful 🙏

Miska StefankoVerified buyer·
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Sleepy girl Long Body Silk Pillowcase

Fabulous!!! It’s just so luxe to snuggle up with when jumping into bed. I have matching silk pillowcases and lovely silky soft bamboo sheets. The whole snoozing package is just ever so gorgeous to get into. I even got one for my sister and she’s so thrilled with the silky feeling.

Nicola KeeleyVerified buyer·
Sleepy Girl Long Body Silk PillowcasePurchasedSleepy Girl Long Body Silk Pillowcase