Material:Outer layer is made of Polyester;Inner side is Silk cotton
L Size:Approx 80mm x 70mm/3.14'' x 2.75''(Length x Width);S size:Approx 65mm x 55mm/2.55'' x 2.16''(Length x Width)
Special groove design, eyes can close or open inside it, have no pressure on eyes, more comfortable.
Elastic strap -- with adjustable elastic strap so you can find your suitable comfortable length and won’t pull your hair
Eye patch for lazy eye -- eye patch does the job to block the light so your eye won’t get hurt, especially for weak sight and lazy eye, kids or adults available
