The OluKai Hiapo Men's Sandal brings together Hawaiian craftsmanship and premium materials for a sandal built to last. OluKai's signature drop-in heel design makes for effortless on-and-off wear, while soft water-resistant leather that molds to your foot over time delivers a personalized fit that improves with every wear. Rooted in the spirit of aloha, every OluKai purchase supports ocean stewardship and conservation in Hawaii. Drop-In Heel Design: OluKai's signature feature — back of the sandal folds down for easy slip-on wear, then snaps back into place for secure closed-heel support Upper: Soft, water-resistant leather lining molds to the shape of your foot over time for an increasingly personalized, broken-in fit Midsole: Anatomical compression-molded EVA delivers cushioning and arch support engineered for all-day comfort across varied surfaces Outsole: Durable non-marking rubber outsole inspired by Hawaii's volcanic lava flows — reliable traction on wet and dry terrain alike Brand Mission: Every OluKai purchase gives back to support ocean stewardship and conservation initiatives across Hawaii Sizing: Fits true to size. The leather lining will break in and conform to your foot over the first several wears for a progressively better fit.Care: Wipe leather with a damp cloth and condition periodically to maintain water resistance. Air dry away from direct heat.