This 1 3/8” dress-casual strap is hand crafted with linen finish nubuck calf. Equestrian saddle leather is used for lining, a handsome, durable material that will soften and patina with age. The tannery Martin Dingman employs uses eco-friendly organic materials in the production of this timeless leather. The Isak has a classic, stitched feather edge, with hand stained edges and holes. The solid brass, satin nickel finish Italian roller hardware is hand sewn to the strap.