Zifiri 3D Sleeping Mask is made of 80% cotton 17% polyamide 3% elastane baby face fabric. Washable. It measures 41x9x2-5 cm. It has velcro on the back and is adjustable - it fits every head and face shape. It provides perfect dimming whether at home or while traveling. Thanks to its comfortable carrying comfort, it does not create pressure marks even after hours. Ideal for migraine patients. It can be preferred for a comfortable, healthy and deep sleep.