QE Home exclusive Lustrous mulberry silk surface Lightweight with snug elastic fit These luxuriously soft eye masks in deep vexing black made from 100% mulberry silk, and are perfect for all those who need a good beauty sleep! With an elastic strap in the back, these masks are light-weight, cool, smooth, and breathable and can be easily stowed in a bag when travelling All masks block light and can be used for sleeping, napping, yoga, or meditation Fabrication: 100% Mulberry Silk, 19 Momme Exclusive of Trim CERTIFICATIONS: OEKO-TEX® Certified This product has been verified in an independent laboratory and tested for harmful substances according to STANDARD 100 by OEKO-TEX® ITEMS AVAILABLE (in stores & online): Each eye mask sold separately Size: 225" x 35" SKU: SMSIEM21BK Washing Instructions: Gently wash by hand; use mild soap or detergent if necessary Do not tumble dry, bleach, iron, or dry clean Occasionally sun cure the mask by airing it out indirectly under the sun for less than an hour This process will dry out moisture that the silk absorbed making it fluffier and lighter. QE Home 100% Mulberry Silk Eye Mask in Black