These boots by ASOS Collection have been crafted with a leather upper and a resin sole. The details include: a high cut vamp with pin buckle strap fastenings, a stitched panel design with zip fastenings to the sides, an almond shaped toe, a slim sole and low stacked heel. Upper: 100% Leather. Lining: 50% Textile, 50% Other Materials. Sole: 100% Resin.