Chaco Women's ZX1 Unaweep Sandal 100% Polyester Jacquard Webbing Imported Rubber sole Polyester jacquard webbing upper wraps around the foot and through the midsole for the ultimate customized fit^Adjustable and durable high tensile webbing heel risers^Custom injection molded ladder lock for a secure hold^Durable women's specific Luvseat polyurethane midsole^Non-marking Unaweep outsole with Vibram TC-1 rubber and 4.5 millimeter lugs for maximum traction and durability on land and water