The perfect combination of casual lifestyle and technical comfort, the OluKai Nai WP offers the protection of a boot with the relaxed ease of a slip-on! Uppers of full-grain leather or nubuck leather. Leather that has been made specifically to prevent the entry of water and provide protection from the elements in any season. Collapsible-back shoe features a fold-down heel counter that allows it to be worn as a slip-on or a slide. Soft jersey knit footbed cover featuring an island-inspired topographical artwork is removable and washable. Dual-density anatomical PU footbed with a polyurethane gel insert. Lightweight, quick-drying, breathable and durable materials built for in and around water. Durable, non-marking, lightweight Wet Grip Rubber with directional outsole lug design for superior traction and versatility. Wrapped in high-abrasion TecTuff synthetic leather. Imported. Measurements: Weight: 1 lb 2 oz Product measurements were taken using size 11, width D - Medium. Please note that measurements may vary by size. Weight of footwear is based on a single item, not a pair.