Suitable for all dogs and cats. Safely and easily removes matted hair. Dematting edges adjust to accommodate all pet hair lengths. Curved cutting edges for added safety. Use as needed for all coat types on pets FURextender Button Adjusts the edges to work on all coat types and lengths. Stainless Steel Edge Durable, scratch-resistant, stainless steel edge. Curved cutting edges ensure safe and efficient removal of mats. Ergonomic Nonslip Handle For maximum control. Easy-Slide Tab Locks the edges in place