Popwear Silicone Rubber Keyboard Skin Cover Film for Macbook Pro Retina & Air & Non-Retina 13" 15" 17" (Black) Durable silicone rubber keyboard cover fits MacBook 13" 15" 17", as well as some similar iBook and PowerBook models Size: 11.25 in (28.58 cm) Package Contents: 1 x Silicone Keyboard Skin