These sandals are designed to fit ergonomically offering premium Comfort, Made of 100% Premium Leather. Insole: Ergonomic design, cushioned breathable leather with Fresh comfort technology. Outsole: Flexible Polyurethane reinforced with fine steel wires to maintain the shape but keeping it flexible. Whole size only, please choose one number above if you usually wear half number (e.g. if your size is 7.5 then go up to 8) Made in Mexico