Description TREATS EYE ISSUES This mask can soothe eye strain due to a full day in front your computer. Used for eye mask for dry eyes, pressure, blepharitis more. Perfect for eye surgery recovery periods. Our silk eye mask can even help sinus issues migraine pain. SUPER SOFT COMFORTABLE - Our eye mask features an adjustable strap for a comfy fit. It offers plenty of coverage around the entire eye and sinus area, and is contoured to rest perfectly on your face. Finished with piped trim, this silk eye mask comes in black and blocks out any light in the room. ADJUSTABLE HEAT TIMER - This warm eye mask s, easy-to-use controller has two buttons, adjusting temperature (104F, 113F, 122F or 131F) and setting timer (20, 40 or 60 minutes). With just two simple buttons, you can adjust the mask to the setting thats most soothing and relaxing for you. EVEN DISTRIBUTION OF HEAT - With both exterior and an interior graphene heat film, you will feel heat distributed evenly throughout the mask. This is especially important for soothing eyelid issues and sinus congestion and pain. Once you put the mask on, theres no need to adjust the position for the best effectiveness. EASY TO POWER - You can use any 5V-2A USB outlet, like on a portable charger or laptop. (USB cord included. No battery bank or power source included.)