LULUSILK Mulberry Silk Lined Sleep Cap — Dark Grey, Adjustable Strap, Lightweight Anti-Frizz Night Bonnet

LULUSILK Mulberry Silk Lined Sleep Cap is a lightweight, adjustable silk-lined bonnet designed to prevent frizz, tangles, and split ends while you sleep.

This dark grey sleep cap pairs smooth mulberry silk with a soft modal lining and an upgraded adjustable strap so it stays put through the night. Built to be breathable and featherlight, it protects curls, braids, locs and straight hair without adding heat or bulk. The bonnet’s design balances gentle hold with comfort, making it suitable for year-round wear and everyday routines.

How does this sleep cap protect hair overnight?

The slip-resistant inner silk reduces friction between hair and fabric, which lowers breakage, frizz and tangling. Silk’s natural smooth surface preserves moisture and helps styled hair last longer. The modal layer adds softness and breathable structure so the cap feels comfortable all night.

• Mulberry silk lining minimizes friction and helps retain natural oils.
• Soft modal exterior adds gentle stretch and breathability.
• Lightweight construction prevents flattening or discomfort while sleeping.

Will the cap stay on during sleep for different head sizes?

This model includes an upgraded adjustable strap plus a stretchable elastic band to reduce slippage without pulling hair. The strap lets you customize fit for both men and women, and the combination of elastic and adjustability reduces the need to readjust overnight. It’s designed to accommodate most head shapes and hair volumes.

• Adjustable strap for a secure, personalized fit.
• Elasticized band supports movement without tightness.
• Works for a wide range of head sizes and hairstyles.

Can I wear this cap in warm weather or while doing activities?

The cap is intentionally lightweight (about 0.12 pounds) and made from breathable materials so it won’t trap heat. Both the silk and modal layers encourage airflow, making it comfortable for summer use or extended wear. It’s versatile enough for lounging, light exercise, or wearing under a CPAP mask.

• Featherlight feel prevents overheating at night.
• Breathable fabric blend reduces sweat and discomfort.
• Suits all-season use and a variety of daily activities.

How does the sleep cap accommodate different hairstyles?

The roomy design and gentle stretch let you tuck in long hair, braids, locs, or voluminous curls without crushing the style. Silk helps maintain defined curls and braid patterns by lowering abrasion. You can also use the bonnet for short or straight hair to reduce morning frizz and preserve treatments.

• Generous interior space fits braids, curls, and long hair.
• Silk lining helps preserve curls and reduce frizz.
• Suitable for natural, treated, or heat-styled hair types.

Who is this for? The LULUSILK Mulberry Silk Lined Sleep Cap is for anyone who wants to protect their hair overnight without sacrificing comfort — from people with thick, curly textures and protective styles to those with straight or chemically treated hair. It’s also a practical gift choice, packaged neatly for occasions like birthdays or holidays. If you want a lightweight, adjustable, and breathable bonnet to reduce tangles, frizz and breakage while you sleep or go about daily life, this cap delivers protective care with easy wearability.