what is cow suede leather? The Vertu Cow Suede Leather Collection is made with exquisite cowhide and suede leather, with a thickness of 1.2-1.6mm and a weight of 3/4 oz. hide size 10-14 sq. ft. Chrome tanning techniques are used for a timeless and classic material, perfect for high-end jackets, boots,belts, and other leather items.