Our FURminator Rake is a professional quality tool for separating and untangling fur in long dense coats. http://www.petco.com/product/117043/FURminator-Rake-for-Dogs.aspx
The Furminator Rake features an ergonomical handle for the health and comfort of your hand. It's designed 4 inches wide, which is suitable for any pet on this size. The pins rotate 360 degrees, so that it doesn't tug or pull on your pet's coat and skin. It's designed for dense, long coats to help remove mats and undercoat from your pet. You want to use it, basically for your thick areas. Through the britches of your pet's coat, all the furnishings along the side, the feathering in the front legs, and around the full mane of your pet. Making just soft, gentle strokes will pull out any of the undercoat and matting that needs to come out.