Product Material: water-based resin Size: 6 * 8.5cm Color: blue, yellow, green Quantity: 2 pieces Package content: 2 * keyboard Auto Magic Cleaning Mud 1.Eco-Friendly Materials: Keyboard cleaning gel made of biodegradable vegetable gum. It is not sticky to the hand, smells sweet like lemon or mint, does not stimulate the skin and can be used with confidence. 2.Efficient Cleansing Gel: Simply place the cleansing gel on the surface to be cleaned, press Press it lightly, and then slowly pull out the keyboard cleaning gel. This Clean Gel can get into every corner to deep clean your devices 95% dirt, crumbs. (Note: Do not press the laptop cleaner too hard, especially on mechanical keyboard). 3.REUSABLE: This keyboard cleaner is not disposable. When the cleaning is finished, just put the keyboard cleaning putty back in the box and keep it cool, next time it can still be used until the keyboard cleaning gel gets too dark. 4.Universal Cleaning Gel : This multifunctional keyboard cleaner can be used for PC\/Laptop keyboard and other tough surface cleaning such as car air vent, camera, printer, cell phone, calculator and speaker. The suitable surface must be water-resistant, otherwise the laptop keyboard cleaner will stick. 5.Easy to use: Take a piece of the cleaning gel, knead it into a ball, slowly press the cleaning gel into the keyboard, which Car air vent and other sturdy parts, gently press and roll, and then slowly pull up, the dust would be carried away with the cleaning gel.