This is a B5, 26-hole binder. 【Specifications】 Size: Approximately 220 x 280 x 40 mm Metal fittings: Large size with an inner diameter of 29 mm (made in Japan), holds 200 sheets Made of cowhide, genuine leather red-brown with a high-quality split leather lining. A substantial feel. Uses premium leather. This binder is made with plenty of cowhide. The leather has a firm, resilient feel. The more you use it, the more character it will develop. Vein marks from the cow may appear on the surface, but please consider them part of the character. #Memo #Information #Organization Made by Daichiro Uematsu Workshop We also make Paracare series notebooks. Please refer to them. Type of notebook/memo pad: Loose-leaf, plain Paper size: B5, no description