25 Momme Mulberry Silk Exterior/ Silk FillLUXURY SLEEP: Our 25 momme sleeping mask is made from certified organic mulberry silk. We only use Grade 6A long-strand Mulberry Silk because it's the . While other brands use 22 Momme or less, our eye mask has 13% more silk!HIGH-QUALITY DESIGN: Our sleeping mask is made from Mulberry Silk on both sides. It's filled with silk. This eye mask has dual anchor points and an adjustable elastic band to relieve eye pressure.TRIED AND TESTED GOOD HOUSEKEEPING: The experts at the Good Housekeeping Institute have given our silk sleep mask their seal of approval.SILK BENEFITS: Silk's naturally smooth, luxurious surface is gentle on skin. Less friction = fewer wrinkles and creases. Unlike cotton, silk does not absorb the natural oils and moisture from your skin, leaving your skin enriched with all those good, natural nutrients. Our undyed, natural white silk is hypoallergenic.CARE INSTRUCTIONS: Dry clean or hand wash are . Use cold water and a detergent made specifically for delicate fabrics. Dry flat.