Product Name：Silk Print Goggles
Material：made of 100% mulberry silk on both sides, and 100% silk filling.
Natural Mulberry Silk--It not only feel smooth against your skin but are also hypoallergenic, great for those with sensitive skin.
Adjustable Elastic Strap--0.4 inches width adjustable head strap design.
Lightweight and breathable. You could hardly feel that you are wearing anything when you fall asleep.