Ergonomically designed to allow the hand and wrist to operate with less effort. Each compact prophy angle head is 25% shorter than a standard disposable prophy angle, and its slim neck is 38% more slender than a standard disposable prophy angle for improved visibility, access, and maneuverability during polishing procedures, so clinicians can comfortably deliver an optimal polishing procedure. Designed to work exclusively with the Midwest^® RDH Freedom^® Cordless Prophy System.