The Pet Teezer Detangling and Dog Grooming Brush is perfect for quickly and painlessly removing knots and tangles for your light-shedding wiry or fine-haired pet. Patented two-tiered teeth technology makes this brush safe for even the finest of hair. The long teeth reach down to the undercoat, while the shorter teeth smooth the hair while protecting against matting. Make grooming your fuzzy companion effortless with this revolutionary brush.