Sullivan's Supply. Excellent for working leg hair or wool on all livestock, especially small animals. More comfortable for a young person. Features the same bristle length and row pattern as the Roto Staggered Bristle 4 inROTO-MINI32% shorter and 11% smaller compared to the full-size Roto brush. It works great for working leg hair or wool on all livestock, especially small animals such as sheep, goats, miniature cattle and even show pigs. It is easier to maneuver between the legs in small cattle. It is also more comfortable for a young person who normally struggles to handle the full size broken toothbrush. It features the same bristle length and row pattern as the Staggered Roto Brush. Creates tremendous life, volume and stimulation for hair and wool. 4 inches long.