Sole-leather is a term that is commonly used to refer to leather that is suitable for making shoe soles. However, there are many other terms that can be used synonymously with sole-leather, each with their own unique characteristics and features. Some of these synonyms include vegetable tanned leather, oak bark leather, and pit-tanned leather. All of these types of leather are known for their durability, strength, and resistance to water and other elements. Whether you're a shoemaker looking for materials to create high-quality shoe soles, or just someone who appreciates well-made, long-lasting leather products, understanding the various synonyms for sole-leather can be incredibly useful.