Respironics Sleep Mask

► Feature: Bilateral Vent Hole - effectively reduce dead space; Dual-wall Cushion - extra softness; 360° Elbow Rotation - offers flexible tube position; Visual Freedom - release your vision with the unique design; Optional Vice-swivel - a convenient way to connect tubing. ► Specifaction: Brand new and high quality. Adapting to different faces. Easy to wear with a headgear Color: Transparent Size:S M L Material:Silica Gel Working Temperature: +5℃~+40℃ Working Humidity: ≤93% Store Temperature: -20℃~+55℃ Store Humidity: ≤93% ► Warm tips: 1. Don't use a mask for two and above people. 2. Don't rub it with alcohol, avoid direct sunlight ► Packing list 1x Mask 1x Headgear Features & details 【User-Friendly Buckle Design】Easy to wear and simple to operate. Very effective. No noise, high quality material. 【Full Face Mask】Designed for the user to enjoy a relaxed night's sleep, providing better experience with a comfortable fit. 【Beautiful and Compact】Stable and com