The Chris Christensen's Big K Baby Slicker was originally designed for the unique needs of the Black Russian Terrier, but there are dozens of breeds that need this brush! Does the job in half the time! Big K - When to use it: To detangle and remove knots in long and difficult to manage coats, To get down to root and remove hard-to-reach undercoat, and To thin and separate hairs throughout the coat creating lift and volume. Features: Long Pins penetrate deep into longer coats. Special Pin Blend creates lift and movement, to pick up more coat. Flexible Cushion, our signature flexible cushion is gentle and forgiving. Extreme Curved Back to allow more control, movement and direction. Extra Long Ergonomic Handle reduces hand and arm fatigue.