Olukai is a proud Certified B Corporation brand dedicated to meeting high standards for sustainability and social responsibility. Simple, slim, and fun - the OluKai Ho'opio sandal will be your summer staple! Water-resistant, man-made material designed to look or function like leather. Anatomically molded micro-textured PU midsole in a water-ready build. Slip on style. Thermoset rubber is a compound of natural and synthetic rubber that will not leave marks or scuffs on surfaces of any type. Imported. Measurements: Weight: 7 oz Product measurements were taken using size 9, width B - Medium. Please note that measurements may vary by size. Weight of footwear is based on a single item, not a pair.