Folox Thin Transparent Waterproof TPU Keyboard Protector Cover for Dell Latitude E5420 E6220 E6230 E6430 Notebook PC Ultra thin and high transparent, gives users a clear, unobstructed view of all the keys Waterproof and dust proof, protect your laptop against spills, dust, and other contaminants Amazing 0.18mm Thickness to minimize typing interference Made by non-toxic, durable, high-grade TPU material from Japan Flexible, Washable, easy to apply and remove for cleaning or disinfecting