Light in weight and light on the earth, thanks to our new sole made with SMARTLITE™ material from Huntsman. But don't confuse lightweight with less durable. This waterproof boot stands up to hard wear and provides reliable traction on wet and dry surfaces. Unbridled Rancher Waterproof Western Boot Women's Unbridled Rancher Waterproof Cowgirl Boots in Oily Distressed Tan Full-Grain Leather, Size: 5.5 B Medium by Ariat