Separated Dual Head Design: 5-in-1 computer cleaning kit with Nylon Bristles, Flocking Sponge, High-density Brush, Metal Pen Tip and Keycap Puller, dual head hidden design to meet a variety of cleaning needsSoft Brush Does Not Hurt Keyboard: Special selection of nylon brush with moderate softness and hardness, three-row design with high pore strength, good elasticity, stiffness and compactness, more labor-saving frictionMultifunctional Cleaning Kit: Flocking sponge can clean the dust in the wireless charging case of the earphone. High-density