The Total-Fit-Ultralight boot is made with a single piece of ultra-light microfiber, manufactured with the latest technology for breathability, flexibility and ultralight-weight. The upper is not divided into parts but is composed of a single piece, with no internal stitching, which provides a better fit and lighter-weight, Upper: Full grain specially treated Kangaroo leather that repels moisture and a comfortable glove fit. Outsole: Multi-stud Ultralight weight achieved by narrowing the arch, joined by a reinforced structure that rounds the footbed to the shape of the foot at 360ยบ degrees.