The Nattwell Blackout Sleep Mask can be adjusted to meet your individual needs, ensuring that no uncomfortable pressure occurs throughout the night. This guarantees you a better sleep in a natural and sustainable way. 100% blackout. Infinitely adjustable closure for all head sizes. Adjustable eye cushions for an optimal fit - no pressure on the eyes or nose. Made from the softest Nattwell fabric for comfortable wear - 95% high-tech modal from beech wood and 5% elastane. Eye cushion filling: 100% natural latex. Washable up to 30°C, do not tumble dry, bleach, or dry clean.