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) to meet various cleaning needs. FOLDABLE CLEANING PEN: The cleaning pen features a silicone tip, high-density brush, and flocked sponge for cleaning earbuds. The triangular silicone tip helps remove crevice stains, the high-density brush is ideal for earbuds and phone mesh sound holes, and the flocked sponge cleans earbuds charging case holes. DELICATE AND SOFT SPONGE: Designed for safely cleaning dust and smudges from screens on cameras, laptops, tablets, and TVs. The soft sponge will not scratch sensitive surfaces. KEYCAP PULLER AND HIGH-DENSITY BRUSH: Use the keycap puller to remove mechanical keyboard keys, then use the cleaning brush to remove dust and debris from underneath. It is recommended to take a photo of the keyboard layout before disassembling to ensure proper reassembly.