Ultra-light, breathable Piqué Weave technical mesh upperEVA foam heel for optimal shock absorption and stability Padded, perforated V tongue for total freedom of movementLSR Foam midsole for maximum energy return LineGrip outsole for multi-directional traction Upper: 67% Recycled Polyester 19% Rubber 14% Thermoplastic Rubber; Lining: 81% Recycled Polyester 19% Polyurethane; Insole: 100% EVA; Outsole: 39% Rubber 37% Thermoplastic Polyurethane 16% EVA 8% Pebax Foam