Tonyin Detailing Brush set Contains five different brush sizes that are long enough for easily reaching into the lug nuts or other tight spaces. Made of pig hair mixed chemical fiber, meaning the brushes won't shed. The handle is made of new PP plastic, which is comfortable and durable. Gentle and soft, great for using on soft nappa leather seats or trim such as exterior emblems. Handle holes for hanging. Great for wet and dry use, this multi-function brush aims to remove the dust, bread crumbs and other small items out of your wheels, air vents, trim, seat crevices and emblems, make your loved car clean from the inside out.