I'm selling these because they were a bit too big. They are leather. Please refrain from purchasing if you are looking for perfection, as there may be overlooked scratches or stains due to amateur storage. Please only purchase if you understand that these are used items. To prevent any trouble, I will not respond to comments regarding price negotiations or sizing. Thank you for your understanding. Returns are also not accepted. Immediate purchase is welcome! Even if there are comments, the person who purchases immediately will be given priority. The revolution in walking shoes. This innovative model features KEEN.CURVE, which uses exercise energy more efficiently, allowing you to enjoy the outdoors longer and further. This is a hybrid footwear that combines the latest style with KEEN's unique outdoor functions. A premium product that uses a newly developed modern and wild sole unit. The leather specification provides a gentle feel and a high level of fit. Natural material deodorization technology. Environmentally friendly leather. KEEN.CURVE Product Details: Employs the patent-pending KEEN.CURVE technology, inspired by the movement of a circle, creating a unique rolling walking feel and providing non-stop propulsion. Highly breathable and quick-drying mesh lining provides a dry and comfortable fit. Padded tongue and collar soften the feel and provide a comfortable fit. Features KEEN comfort heel control, protecting the Achilles tendon with padding and providing a more secure fit. TPU reinforcements in key areas improve durability. 4mm lug pattern with excellent multi-directional traction. UPPER: Premium nubuck leather is used for the upper. FOOTBED: A PU (polyurethane) footbed that is molded to the shape of the foot and made of plant-based materials that are resistant to crushing under weight. MIDSOLE: Lightweight, durable, and compression-molded EVA midsole provides excellent cushioning and absorbs impact during walking. A full-length nylon plate covering the entire foot enhances lower leg acceleration and provides stability and a unique rolling ride. OUTSOLE: Multi-directional high-traction rubber outsole, non-marking specification that leaves no marks and has excellent abrasion resistance and grip.