Breathable leather lining Material: Washable polyester webbing upper,Non-marking rubber outsole with razor siping,PU midsole,Hydrophobic mesh lining CARE TIPS: All KEEN water sandals are machine washable; Use a small amount of detergent, wash on gentle cycle and air dry STYLE & FIT: The Clearwater CNX is just as perfect for that beach hike as it is a picnic in the park; Lightweight and stylish, this sandal will be your new go-to