Material: Polyester + Sponge_x000D_ Size: 25cm*10.5cm_x000D_ Package included: 1 x Eye mask_x000D_ _x000D_ Feature:_x000D_ 1. Lightweight, breathable and comfortable The ergonomic design does not put pressure on your eyes, making the contours perfectly the curve of any face._x000D_ _x000D_ 2. 100% shading Effectively block all annoying light, help you fall asleep quickly, enjoy a happy sleep, and rejuvenate when you wake up_x000D_ _x000D_ 3. Won't press eyes The depth design allows you to open your eyes without touching the mask with lashes, and there are no messy on the plane._x000D_ _x000D_ 4. Adjustable belt Our eye mask is designed with an adjustable buckle elastic band, which is suitable for people with a head circumference about 40cm-75cm15.75-29.5inchesYou don't have to worry about it will strangle your head because the strap is too shortThe band can be adjusted to your head with a rear hook and loop adjustment._x000D_ _x000D_ 5. Easy to clean: Stonego eye mask is recommended to wash, and the water temperature is less than 40 C. Naturally dried, unable to unable to unless. To wash the washing machine, use the laundry bag to clean the washing machine._x000D_ _x000D_ 6. The eye mask needs to be kept dry in the use process. If sweat, cosmetics, etc., please clean the eye mask immediately._x000D_ _x000D_ note:_x000D_ Due to manual measurements and slight color variations in different display settings, allow for differences of 1-3 cm (0.4-1.18 inches).