The Knife Mouse Pad is oversized for maximum mousing mobility. The 25 × 36 cm size looks great and the 3 mm thickness is perfect for comfortable padding on your desk or in the shop. It features a prominent folding knife in the middle with handy references to knife anatomy: pivot, liner lock, washers, etc. The sides of the mat feature blade shapes and knife grinds commonly used on many knives. Learn knife basics with 3 panels dedicated to blade angles, common screw types and quick tips on knife maintenance. Designed by Ben Petersen as a handy reference for the knife noob and knife enthusiast alike. Big: larege enough for easy reading, providing real estate for mousing all over the thing Useful: 29 useful pieces of information about knife anatomy, blade styles, grind styles, and quick tips on maintainance Rulers: printed rulers in inches and millimeters down the sides Durable: 3 mm thick polyester cloth upper is strong and comfortable on the hand with great fit and finish. The underside of the mousepad is a non-slip natural open-cell rubber. Quality: designed and made in the USA