No more dirt or dust between the keys! GMYLE"s Turquoise blue Silicon Keyboard Cover is made of durable, high-grade silicone, shielding your keyboard from spills, dirt and dust while maintaining comfortable usage with its soft touch. This ultra-thin cover is molded to fit each key precisely with keywords printed on for convenience and is hand washable for easy cleaning. - Material: Silicon - Compatible Device: Acer Chromebook CB3-111-C670 and CB3-111-C8UB - The device is not included in the package.