Please kindly noted that this item is sold by Axifactorify from Joybuy marketplace.Description Breathable and comfortable to wear, made of high-quality silk material, not easily to break, long serving life. Good for amblyopia strabismus, lazy eye training and daily use. Comes with a elastic strap, you can adjust the head strap size to fit your head circumference. Features -Color: Random Color -Material: Silk -Size: About 7.00X5.50X0.50cm/2.75X2.16X0.20inch -Our eye patches ensure that the entire eye is covered comfortably and keeps light out. -Made from highly breathable silk material that allows the skin to breathe. -Smooth and surface makes you feel very comfortable and relaxed. -These eye patches are suitable for correcting amblyopia, strabismus, pseudomyopia and helping eye rehabilitation. -The adjustable strap makes eye patches really comfortable and easy to fit your head, quick to put on and take off.