1. Separate double-head hidden design to meet various cleaning needs 2. Soft bristles, good elasticity, high strength, three-row design, care and clean the surface of the object 3. Material: sponge re-flocking + stainless steel head + ABS 4. Applicable equipment: notebooks, mobile phones, computers, digital cameras, etc. 5. Dimensions: 15 x 8 x 2.7 cm 6. Weight: 37 grams