The XL Print LogicSkin Keyboard Cover for MacBook is a large print keytop overlay designed to make Apple MacBook laptop computer keyboards accessible to individuals with low vision. Made from high-grade silicone, this washable cover stays in place and protects the keyboard from spills or dirt. The alphanumeric characters are printed in large type and include numbers, punctuation and other functional keys, such Tab and ESC. Letters are presented in upper case only. COMPATIBILITY: Compatible with unibody Apple MacBooks and MacBook Pro and with the Wireless Apple keyboard. WEIGHT: 0.9 ounces. COLOR: White letters on a black background. WARRANTY: One year warranty.