Recognized by it's velvet-like nap. Typically made from buffing the underside of the hide.
It is made by using chromium salts, sulfates of aluminum or a combination of these chemicals to tan cowhide, sheepskins and lambskins. Very soft to the hand, nappa is almost always drum dyed so the colors penetrate the skins.
A leather is milled by placing hides or skins in dry rotating drums fitted with wood dowels. The tumbling process softens the dried skins and creates a shrinked effect.
An effect created by applying layers of similar or contrasting dyes to a piece of leather in order to create a mottled or aged appearance.
A full grain, aniline dyed leather that is waxed or oiled. When pulled, the oils/waxes cause the color to migrate and become lighter in pulled areas. A look associated with good quality.