Machine washable so you can keep your mask fresh and clean. Ergonomically designed with an adjustable back to fit comfortably and finished with soft, breathable fabric that’s gentle on skin and your hair. Help yourself unwind and destress with the power of muscle memory. By using the eye mask regularly, the light compression will signal to your body that it’s time to unwind, allowing you to relax and fall asleep faster. For those who struggle with sleep, this weighted eye mask blocks light and prepares your body for sleep, while the thick strap stays put throughout the night. From tenasion headaches and migraines to eye strain and nighttime restlessness, the Aculief Eye Mask is here to ease your mind...literally. This weighted mask applies gentle compression to help your relax and recharge.