Project Mu B-Spec Sports Brake Pads are designed to improve overall braking performance of any street vehicle. Project Mu B-Spec sport pads are an economical street-type brake pad with superior initial stopping power. The B-Spec brake pad is developed for street and light track use where initial stopping power and resistance to fade is of prime importance. In addition to reducing brake dust and squeal, these long-lasting pads help keep rotor wear to minimum. Project Mu B-Spec sport pad materials include a proprietary blend of organics, resin, fiberglass, steel fibers, copper fiber, and ceramics.