The Art of Shaving Power Brush is an innovative device for those suffering from in-grown hairs and razor bumps, preparing you for an outstanding shave. The Power Brush reduces the occurrence of ingrown hairs and razor bumps significantly within the first month and delivers up to a 69% reduction in the occurence of razor bumps. Use the Power Brush with The Art of Shaving Pre-Shave Gel for a gentle exfoliation and massage to the skin. Together it helps increase the release of ingrown hair by up to 85% over the course of 12 weeks. This dual-purpose brush can also be used with a cleanser to deliver d aily or deep cleaning and exfoliation