What are the materials used?

The eye cups of the mask are made with foam and are covered with a luxurious modal fabric, which is super soft and made from beech trees. Modal is durable, breathable, and absorbent. 

The inner side of the head strap (touching your face) is made with 100% polyester which is highly durable. The outer side of the head strap is made with 95% polyester and 5% spandex for easy maintenance.