Product Eye patches are made of Super Soft Velvet Material, designed to fit comfortably on your child's eyeglasses, they are super skin friendly, non-adhesive, no irritation to the eye and breathable.s:100% Brand New.Material: Pure Velvet materialSize: 10 x 5cmSuitable for: all glasses with a frame height lower than or equal to1.7 inch.For: Lazy eye patch for Adults/Kids/Girls/BoysColor: Blue/PinkOver-glasses DesignBlackout protection, good coverage and no light leakage.Avoid vision through sides, top and bottom of patch.(Non-directional) worn on either eyeNo Adhesive & No TouchingNon-allergenic, great for sensitive skin.Won't won't scratch glasses.No adhesive to irritate the sensitive eye area.Super Lightweight & Ultra-slimDoes not pull on the glass at all.Allows air to circulate around the eye.Stays in place and eliminates the desire to be removed.