Machine washable inside a laundry bag on delicate. Came with a resealable plastic bag for storage and travel; Extra set of premium foam ear plugs for sound sleep. Cozy Dark Space - A triangle band connection to alleviate pressure and no metal clasps to hurt ears, softly applying gentle contact to key pressure points inducing you to relax and drift off. 0 Eye Pressure - Specifically designed with hidden eye cups, a lightweight layer of foam padding inside that offers comfortable cushioning around eye sockets and conforms to your face by the nose. The bamboo-derived fabric feels wonderfully cotton-soft with moisture-wicking properties and keeps you cool.