HH® Power-Stride HH® Comfort Insole HH® Max-Grip Adjustable closure 100% Recycled Polyester Webbing 30% Recycled Rubber 30% Recycled EVA Mid-sole More than 70% of the upper is made of recycled materials Recycled Content PFC-free DWR.Composition:Upper:100% Polyethylene.Upper 2:80% Polyester (Recycled)