The 063 ankle boots from the Blundstone's Original collection combine legendary comfort with modern versatility. Built for maximum durability and protection, these Chelsea boots are right at home on the pavement as they are on a mountain trail. Premium leather upper with waxy finish. Twin shape retaining elastic gussets to the side for easy access. Twin-needle reinforced stitching with a high tensile strength thread. Sturdy front and back pull-on tabs. Soft and moisture wicking leather and textile lining. Removable, washable EVA insole for cushioning. XRD Technology in the heel for better shock absorption. Polyurethane midsole for improved comfort and cushioning. Oil, fat and acid resistant dual density TPU sole for traction. Shock Protection System technology to disperse shock at the heel and reduce stress on the feet, knees, and vertebrae.