Soft and flexible, the Onyix™ (black) and Quartz™ (clear) hydrating masks are made from medical grade silicone and rest inside the orbital bones. Fitted with an adjustable head wrap made of microfiber, Onyix™ gently shelters eyes from drafts and low humidity environments. While you sleep or rest, the mask fogs up, creating a moisture rich environment perfect for relieving dry eye and related conditions. Lightweight and comfortable. Creates complete darkness, stimulating the pineal gland, releasing melatonin to promote deep sleep. Kit includes mask, 2 sets of white sponges and microfiber cleaning cloth. Made in USA. Latex Free.