Separate double head design: 5 in 1 computer cleaning kit with nylon bristles, flocking sponge, high density brush, metal pen tip and key puller, hidden double head design to meet a variety of cleaning needs Soft brush that does not damage the keyboard: special selection of nylon brush with moderate softness and hardness, three-row design with high pore resistance, good elasticity, rigidity and compactness, no more friction Multi-function cleaning kit: The flocked sponge can clean the dust in the wireless charging case of the earphones. The high density brush can clean the dirt on the earphone sound output hole. The metal pen tip can clean stubborn dust Easy to pull key: With a simple key puller, changing the key cap is no longer laborious and removing the key cap is no longer clean and more thorough Easy to deal with all types of cleaning needs: 4 types of cleaning head, multi-function, deep cleaning every corner of the LEGO keyboard and headphones, does not leave dust where hide