Product size: 6.69 inches *3.54 inches *12.99 inches Product design: The structure includes a front zipper pocket and a back zipper main pocket. Product material: the first layer of cowhide tanning technology: crazy horse skin crazy horse skin is the abbreviation of a tanning technology. Some people like to call it mad cowhide, while others like to call it oil-soaked leather. Smooth feel, hand pushing the surface will produce discoloration effect (graffiti scratches). The material is…