waxed culatta leather wedge cardholderthe wedge cardholder has been cut from a supple 2. 7mm full grain vegetable tanned, washed and tumbled horse culatta leather, with a vast array of texture, a waxy pull up and a rotten corpse matte black dye treatment. vegetable tanned leather is an ancient artisanal process that hinges on the delicate balance between timing and temperature. like a fine aged whiskey time is key, the careful balance of time allows the natural tannins such as tree bark