Double-headed scratch brush with two brush faces on a trianglular head. Black plastic handle features hand grips for improved comfort and control. One brush face filled with 0.006" brass bristle, the other 0.016" Nylon bristle. Both sides have a 3 X 7 row configuration, with 7/16" trim, and a brush face of 1-3/8" x 5/16". Overall brush is 7-1/4" long and 2-1/8" wide at the brush head. Ideal for gently cleaning keyboards and narrow areas.