The Mokulua Collection slippers are made of lightweight and flexible polyurethane Exceptional comfort comes from the uniquely flexible insole that features shock-absorbing micro-grooves, arch support and a zero-drop heel cup The insole's micro-grooved pattern gently suctions to the foot and flexes with each step instead of flopping around Features a selection of solid suede thong straps that are overlaid with nylon prints The Kapa Tread outsole makes this an all terrain favorite, perfect for wet and dry surfaces 100% Hand Made in Hawaii USA