Full grain leather is the first layer of the hide from the cow with dense and thin fiber layers. The full grain leather is of good strength and elasticity and is easy to process. This is the most common material we use and is the raw material of our most belts and bags. We have extensive sources of full grain leather, including America, Brazil, Italy, and so on. The thickness of the full grain leather can range from 1.0 mm to 4.0 mm, and the most suitable leather type and leather thickness will be chosen according to the product requirement and cost consideration.