This is an original product series of Kato Wood Co., Ltd. a woodworking factory that produces small wooden products in Kamihaba County, Gifu Prefecture. Utility Model No. 3182215. Please remember when you are asked to stamp your signature, such as bank or insurance personnel. Did they rented an expensive pen? Do you lend a high pen for people? Thats because you will rent it. So why is the imprint mat always green rubber? This is a "KATOMOKU imprinting mat" that is made of a luxurious piece of solid wood that uses natural leather. Due to the nature of the material, the color and size of the product may differ slightly from the photo.