The Kb212 B Typing Keyboard Waterproof Cover Dust Proof Cover is a transparent protective shell made of silicone/gel/rubber designed specifically for the Dell KB212 B keyboard. This cover not only protects your keyboard from dust and water but also ensures it remains clean and functional for longer periods. Its waterproof feature makes it ideal for use in environments where moisture or spills might pose a problem, providing peace of mind for your keyboard investment.