A natural sleep aid and eye relaxer, crafted from 100% hypoallergenic mulberry silk. Only super-soft, super-smooth and ski-friendly silk offers the breathable, cool relaxation of the soothing masks found at the world's premier spasANTI-AGING -- Silk has been shown to reduce friction, which can reduce pressure on creased skin; Helping protect the delicate areas around your eyes by preventing marks that could cause wrinkles; Silk naturally hydrates the skin while you sleep, reducing the look of dark circlesANTI-IRRITATION & HYPOALLERGENIC -- Odor-free, colorfast and non-toxic dyes; Lightweight and no heavy feelings on your eyeballs. Pure silk touches your face, making the sleeping mask a best gift for women and men with sensitive eyes or skin conditions like eczema100% COVERAGE & TOTAL BLACKOUT -- A deeper nose notch are more comfortable to all face contour, doesn't press against the nose. Interior extra layer for completely light-blocking properties. Whether travel or home use, this eyeshade help you wake feeling refreshed and rejuvenated day or nightGOOD for SIDER-SLEEPER -- The plastic clasp(high tensile strength) sits at the back of your head, not rubbing against your ears; Fully adjustable, expands from 15.8" to 27.6" in circumference, One-Size-Fits-AllGREAT ADDITION TO SLEEPING SUPPLEMENTS -- Silk fibers are less absorbent than cotton or satin, so they can help keep your expensive eye cream and skin moisutre where they belong, which means more skincare stays on your face, saving you money and giving you that bedtime glowIDEAL for DRY-EYE SUFFERERS -- Cooling fiber of silk lets healthy oxygen flow while keeping dry air and allergenic particles out, and also prevents excess heat from being trapped, unlike memory foam material, which may interrupt sleepOur bodies are designed to produce melatonin (sleepy hormone) in response to darkness.-- About the fact that our ancestors lived in trees and darkness 200 million years ago, but we modern humans have had only 150 years or so to adapt to electric lighting.