Slip-on/lace-up hybrid design ensures easy on-and-off convenience, while providing a snug fit around your foot. Soft and breathable knit upper that provide enhancing overall comfort. Sustainable, ultra-light and comfy. Upper 85% Recycled PET 5%Spandex 10%PA/Lining Microfiber 60% Polyester 40%Recycled PET/Insole 85% Recycled PU 15%PU+100% Recycled cork topsheet/Midsole 35% Recycled EVA 65%EVA/Outsole 39%Natural rubbe. Color: white