WeK Children Kids Orthoptic Eye Patch For Amblyopia Lazy Eye Occlusion Black Material: Silk Color: Black Size Approx: Goggles Length*Width: 7.4*6.5cm/2.91*2.56inch, Elastic Band Length: 32-49cm/12.59-19.29inch Conversion: 1inch=2.54cm, 1cm=0.393inches Package Included: 1 x Children goggles