With this Jerky Knife and Board Kit, you can cut evenly thin strips of meat for even cooking and marinating. Kit consists of 12" x 12" double sided plastic board- cut depths are 1/4" and " (6.4mm & 3.8mm) with ribbing and nubs to hold the meat in place. Allows you to consistently cut 1/4" or " slabs of meat and slice consistently equal width strips of jerky.Specifications and Features: Material of board and pressing plate: PP + 15% POE (polypropylene and 15% Thermoplastic polyolefin Elastomer) Jerky Board is 12" L x 7-1/2" W x 1" thick Pressing Plate is 6" L x 4" W x 3/8" thick with snap-in handle Board and pressing plate are dishwasher-safe polypropylene Knife is 15" L overall with 10" stainless steel blade and polypropylene handle; hand-wash 12" x 18" Grip Mat is PVC-coated polyester BPH-free