Reasons for You to Choose Our Sleep Mask: 1.Super Lightness: Our eye masks are made with an opaque, high density foam. The mask is only 0.17kg and 0.6cm thick. This slim, comfortable mask blocks light to ensure a wonderful night! 2.Super Soft: Using high-quality mercerized soft fabric, only 115g per square meter, contact with the skin, not irritating, block the light, and dissipate the heat . 3.Super Fit: 3D inside large space, refuse to be bloated and thick, lighter, thinner and more breathable,High Quality Elastic Headband, adjustable size. 4. Excellent for travellers, shift workers and people who sleep during the day. Ideal for men, women and children. HOW TO WASH IT ? - Please wash it with clean water before using this sleeping mask. - Please do not wash it by the heavy-duty cleanser,wash it with cold water only. naturally dry, avoid wring dry. . 3D Design: Don't touch your eye makeup. Eye space is wider and deeper than common blinders, NO pressure on the eyes, allows you to blink freely. 100% Blocking Light: Human engineering contour can improve 99% lightproof performance, to achieve a total darkness, perfectly match nose of any height. Adjustable strap:suit for most people, easy-to-adjust headband won’t tangle hair or snag pillow. Super Soft and Lightness:Smooth Fabric like silk ,Memory Foam ,weight only 0.19g ,No pressure on eyes. Package:3pcs (1black+1blue+1purple).Best Sellers Rank: See Top 100 in Health & Household. Material Feature: Natural. Age Range (Description): Adult. Material: Memory Foam,Silk. Color: Black+purple+blue. Brand: ZEKUI. : B088KLD5ZC. Manufacturer: Yiwu ZEKUI Trading Co., Ltd. Date First Available: May 13, 2020. Package Dimensions: 5.91 x 5.91 x 5.12 inches; 2.12 Ounces.