matte black one piece horse leather bifold walletthe bifold wallet has been hand cut from a washed and tumbled 1. 3mm vegetable tanned horse culatta leather with a rotten corpse matte black aniline dye, utilising the hides natural grain. culatta is a special cut combined of the rear just above the cordovan, the belly middles and the hind shanks. vegetable tanning is a traditional method of treating the hide using natural extracts such as tree bark, for a truly artisanal and robust finish. crafted