Chaco Men's Z1 Classic Athletic Sandal 100% Textile Imported Synthetic sole Double-strapped polyester jacquard webbing upper wraps around the foot and through the midsole for a customized fit with toe loop for secure fit Adjustable and durable high-tensile webbing heel risers Antimicrobial application for odor control Luvseat dual density pu midsole Non-marking Chaco grip rubber compound with 3.5mm lug depth