Molokai Core Sandals. Features of this product include: Material: Synthetic upper, Footbed: Non-slip textured footbed, Strap: Flexible synthetic rubber strap attached at 3 points, Outsole: Redesigned foam rubber outsole with multi-angled logo notches for additional grip, Lining: Vibrant narrow lines on the side matching the rest of the color variant, and Logo: Quiksilver text logo and fine Mountain-and-Wave logo. Molokai Core Sandals.