Amazon.com: YANIBEST Adjustable Soft Satin Bonnet Sleeping 。This sleeping bonnet is crafted with a real Mulberry silk lining to protect your hair while you sleep. It features a double-layer design and an adjustable, non-slip elastic band. Condition: Brand new 1. Measurements Diameter 13.4 inches, Adjustable head circumference 22-27.5 inches 2. Features ? Certified Mulberry Silk Lining – Inner layer from 6A-grade, 22 momme premium silk, OEKO-TEX Standard 100 Certified ? Hair Care Benefits – 18 amino acids reduce frizz, lock in moisture, prevent breakage for tangle-free smooth hair ? Non-Slip & Adjustable – Wider elastic band with adjustable buckle stays put in any sleep position ?‍? Universal For All Hair – Fits curly, natural, long hair, braids, weaves, and rollers ?️ Durable Double-Layer – Pure silk inner layer for nourishment, satin outer layer prevents stains ? Exquisite Gift Box – Ideal for Mother\'s Day or any special occasion, great for sleeping and daily wear fast shipping, smoke-free home, bundle & save QjBGUEw3OTlINw==