Sleep Mask Usage Instructions
Correct way to adjust the sleep mask to help block lights
Step 1: Put on sleep mask;
Step 2. Pull buckle and adjust strap to the most comfortable length that fits your head size;
Step 3. Pinch & adjust build-in bending nose wire according to your nose shap;
Step 4. Last step, push up the bending cartilage to block out the light from entering around the nose area.