15 different sizes of high?quality detail brushes can meet any cleaning needs and enter all small cracks, corners, lug nuts or narrow spaces. 2The detail bristles are soft enough to protect the surface you are working on, while strong enough to remove all stubborn dirt. 3The detail brush uses solvent?resistant bristles and chemical?resistant plastic handles that can withstand the most stubborn cleaning agents. 4The detail brush has no metal parts, and the plastic handle prevents scratches on the painted or polished surface, and will not swell or break due to prolonged exposure to water. 5The detail brush will not fade and leave any bristles. There is no peculiar smell after use, and the hanging holes can be used for drying and storing. 6The curved arm design helps the air conditioner brush to penetrate deep into the Ac vent, so that it can vacuum more easily and quickly. 7There is a small groove on the top of the cleaning cloth, which can be easily pressed. The vent brush pad is soft and comfortable. It can be removed and reused. 8Nylon bristles can clean precision parts and the interior of the vehicle. Brass bristles can clean unfinished metal parts without damaging the surface or fine features. 9Stainless steel bristles can clean areas that require strong scrubbing. The non?slip handle design can increase friction and prevent falling.