Check the listing for details. 2 Pack Sleep Mask, 3D Square Eye Mask with Adjustable Strap, Black. Condition: New with box. Listed at 12.19 USD. Description:Premium Fabric: This sleeping eye mask is made of premium ice silk fabric and breathable sponge, making it soft, lightweight, breathable, elastic, sturdy, and resistant to deformation. This eye mask for travel is comfortable to wear and stays in place for extended periods, making it the thoughtful choice for ensuring an immersive sleep experience.Effective Light Blocking And Pressure-Free: This eye mask features a unique 3D contoured design that effectively blocks sunlight and glare, creating an immersive sleep environment. Furthermore, it can conform to the shape of your eyes, doesn't easily compress the eyeballs, and allows your eyes to blink and move naturally, ensuring comfort even during extended wear.Adjustable Size: The elastic straps are flexibly adjustable from 8.46~15.55inch (21.5~39.