From Chaco, the Women's Mega Z/Cloud Sandals feature: 28mm polyester jacquard webbing upper wraps around the foot and through the midsole for a customized fit Adjustable and durable high-tensile webbing heel risers Vegan friendly Metal ladder lock buckle closure Women's specific LUVSEAT™ dual-density PU midsole Chaco Cloud cushioning for active comfort Non-marking ChacoGrip™ rubber compound outsole 3mm lug depth Imported.