Comfy Care ergonomic grooming tools are made of durable ABS plastic. The soft non-slip handles provide cushion and control while absorbing pressure to reduce fatigue. Carefully designed to minimize effort and maximize efficiency, Stainless steel blades and safety guard are chemically treated to prevent rust. Blades can be sharpened. Made to withstand heavy duty use on large and stay sharp. Large size is for large to medium pets, small size is for medium to small pets.