Sleep Mask Silk Blackouted Soft Travel Mask with Adjustable Strap Sleep Eye Mask Specification: Weight:8g Color: As picture shows Material:Silk Features: Numerous studies have shown that darkness promotes restful sleep, but also has a notable influence on health. Artificial light blocks the production of melatonin, a very important hormone that helps with depression, obesity. A flexible and durable night mask with an elastic strap to adjust your eye patch to comfortably surround your head quickly and perfectly. Suitable for all sizes, even for children. Lightweight, breathable material and smooth fabric allow you to release your facial stress and fall asleep quickly. Can be used at any time of the day blocking external light wherever you are! Hypoallergenic and latex free to respect the most important thing, your health. High elasticity soft strap will not entangle hair, flexible and durable to wrap your head comfortably. Ensure the most comfortable in any sleeping position. Package includes: 1pc silk sleep mask