Folox Ultra Thin TPU Keyboard Skin Cover Protector for Dell Inspiron 14HR-7437, XPS 15-9530 (2014 Old Version), Precision M3800 Made with durable non-toxic, Premium-grade TPU material with amazing 0.18mm thickness Waterproof and dust proof, protect your laptop against spills, dust, and other contaminants Compare to Silicone material, this TPU cover is much more thin and higher transparent Engineered to fit precisely to your keyboard without obstructing keyboard backlight Completely washable and reusable, soft durable material to ensure comfortable usage while typing