Leather products Grades ab, c and d . Percentages available on various products.Kindly request. Goat natural crust: thickness 0.7-1.1mm. Grades available Cow leather, bags:1.2-1.4mm. Grades available Cow leather upholstry: 1.2-1.4mm. Grades available Cow leather furniture: grades and stats available Sheep leather, garments. Thickness 0.6-1.1mm Sheep natural crust. 0.6-1.1mm Lamb leather: garments and gloves, and raw: 0.6-0.8mm Goat leather.Garment, gloves and bags, and raw. 0.7-1.1mm