MULTI-FUNCTIONAL CLEANING KIT: This 7-in-1 cleaning kit includes 1 large high-density brush, 1 soft sponge, 1 earbud cleaning pen (includes silicone tip, small sponge and mini high-density brush), 1 Keycap Puller, 1 flannel cleaning cloth and 1 spray bottle (no liquid) comptiable with every cleaning need.Foldable Cleaning Pen: Cleaning pen with silicone tip, high density brush and flocked sponge comptiable with earbudsThe triangular silicone tip is used to clean crevice stains, and the high-density brush comptiable with earbuds and phone mesh sound holes. The flocking sponge is used to clean the earbuds charging case hole.Delicate and Soft Sponge: Suitable comptiable with cleaning dust and stains on monitors such as cameras, laptops, tablets, TVs, etc. The sponge is soft enough not to scratch the screen.Key Puller and High-density cleaning brush: You can use the key puller to pull up the keys of the mechanical keyboard, and then use the cleaning brush to clean the dust and stains in the gaps of the keyboard.(It is recommended that you take a picture to save the order of letters becomptiable withe disassembling the keyboard).