Flat brush : Easy to clean into hard-to-reach areas and small gaps/vents, ideal for entering window seals and glass door tracks. M ultipurpose : You can use these brushes to clean keyboards, window sill corners, sliding door slots, drawer wardrobes?and car vents. H igh quality materials : Made of high-quality PP material and soft nylon bristles, strong cleaning ability, not easy to fall off. Easy to clean :?The cleaner brush have strong flexibility, wear resistance and heat deflection,and the bristle?can be cleaned with water,?and durability. Hole design : It’?s?easy to hang up and clean, occupy less space.