Patagonia Women's Re Flip Flop 100% Fabric Synthetic sole Supportive 3-point synthetic leather thong construction with recycled nylon toe post for comfort; jersey polyester mesh lining for durability and comfort Super soft high density PLUSfoam footbed for long-term cushioned comfort and durability Closed cell construction resists moisture Durable high density PLUSfoam outsole provides excellent traction on wet/dry surfaces Footbed and sole are 100% recyclable through PLUSfoam.com