This is natural 0.3mm thick pigskin nubuck. By applying it to the flesh side of materials like cowhide, you can add a sense of luxury, create a soft backing for leather goods, increase their strength, or use it to make inner bags for bags, etc. It's a material that elevates the quality of leathercraft projects. Size: A4 size, set of 5 sheets Thickness: Approximately 0.3mm As it is a natural product, there may be individual differences, natural markings, wrinkles, and scratches. There may also be slight variations in thickness depending on the part of the hide. Leathercraft, leatherwork, handmade, pigskin, lining, backing, reinforcement