Fillet King cutting boards are a unique cutting board that were created for filleting fish. It has a U.S. Patent design with grip edges to help keep the fish in place and prevents it from sliding on the board. The slime and juices fall through the holes in the top grate, and are stored in the bottom tray. Easy clean-up, dishwasher safe. Made by Fishermen for Fishermen. Board can also be used in the kitchen as cooling racks for cookies, cutting bread where the crumbs fall into the bottom tray, and even use for crafts! Combine multiple boards to make a larger cutting surface. FREE Shipping!