Keep All Light Out: Inner Side Adds Soft and Adjustable Nose Bridage for 100% Light Blocking All The Way Around The Nose,No Matter What Size of Your Nose. . No touching Your Eyelids & Eyes: Unique Eye-Shaped Structure Left Enough Space for Eyes Moving, No Pressure Comparing with Common Sleep Mask. . Comfortable & Breathable: Made of Premuim Memory Foam with Soft Silk Lining, for Breathable and Comfortable Experience Adjustable Strap for 99% Women and Men . Warm Tips About Odor: If You Find A Little Peculiar Smell, Please Don'T Worry That Is Normal for Just-Produced Cloth. No Any toxic, Only Need Hours Sun Or Air-Cureor Just Hand Wash In Water Below 40 . . First Try, Then Decide: We Support 360 Days Service for You. If You Do Not Like It, You Could Be Retund & Refunded Unconditionally. Why Not Try It Out and Then Decide Whether to Buy It Or Not .