Compatibility - The keyboard cover is perfectly compatible with the advanced Logitech MK545 and MK540 keyboards.Ultra-thin high-quality silicone material - the keyboard cover is only 0.3MM thick, restoring the original typing experience to the greatest extent. Made of environmentally friendly silicone material. Perfect fit for each button and all-round protection. The latest design, splash-proof and dust-proof - The keyboard skin is waterproof and dust-proof, environmentally friendly and ideal for resisting your keyboard from daily leaks (coffee or beer or milk), dust (debris or powder), liquids, pet urine or other incidents. Washable and reusable - It can be washed with soapy water to make it as clean as new. Wait until it dries before putting it back on the keyboard.The main functions of the keyboard cover include protecting the keyboard, improving comfort, preventing dust and dirt, preventing accidental spills, personalizing and preventing slip and accidental touches . Specifically: Protect the keyboard : The keyboard case can effectively protect the keyboard from external damage. In daily use, keyboards are prone to being disturbed by dust and dirt. These contaminants can enter the interior of the keyboard, affecting its performance and lifespan. In addition, the keyboard may also be splashed with substances such as water and beverages, causing irreversible damage. Using a keyboard cover can prevent these problems and extend the lifespan of your keyboard .Enhanced comfort : Keyboard covers are often made of soft material and fit your fingers, reducing finger strain while typing, especially when using the keyboard for long periods of time, this comfort is particularly important .Youdaoplaceholder0 Dust and dirt prevention : Due to its closed design, the keyboard case can effectively prevent external contaminants from entering the keyboard, keeping the inside of the keyboard clean and reducing computer malfunctions caused by dust and dirt .Youdaoplaceholder0 To prevent accidental splashing : In daily life, the splashing of substances such as water and drinks can seriously affect the normal use of the keyboard. Using a keyboard cover can effectively prevent this and reduce damage to the keyboard even if spills occur .Make the keyboard more in line with personal aesthetics and usage habits. This customization not only improves typing comfort, but also makes the working environment more beautiful and tidy .Anti-slip and anti-accidental touch : Some keyboard cases also have an anti-slip and anti-accidental touch design, which can prevent accidental touches while the user is using the keyboard and improve the user 's stability while using the keyboard and reduce input errors caused by hand sliding . Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.