Check the listing for details. Reusable Sleep Mask, One Size Fits Most, 1 Mask. Condition: New with box. Listed at 5.57 USD. Perfect for Travel Mask straps can be adjusted to comfortable length prior to wearing. Our eBay Store About Us Contact Us Add to Favorite Sellers Expiration Date: 01/01/2028 Disclaimer: Our receiving department does its best to verify and then enter the correct expiration dates for all incoming products. However, discrepancies do occur from time to time. This being said, the exceptionally high turnover at iHerb ensures that our inventory is among the freshest in the industry. Flents, Reusable Sleep Mask, One Size Fits Most, 1 Mask DESCRIPTION: Perfect for Travel Mask straps can be adjusted to comfortable length prior to wearing. SUGGESTED USE: Start with one of the straps by pulling it through the hook fastener and holding it with your fingers creating a loose loop.Firmly secure the loop by sliding the strap on the teethed side of the hook.Repeat the steps for securing the second strap approximately on the same length.Place the mask over the head while gently stretching the straps back.Position comfortably to cover the eyes. You may need to adjust again for the proper fit if the mask feels too loose or too tight. Washing instructions: Mask can be hand washed in cold water using a mild soap. Air dry. INGREDIENTS: WARNINGS: This product contains natural rubber latex which may cause allergic reactions.