Atacama Men Birko-Flor in Color Futura Sandcastle 。The BIRKENSTOCK Atacama - designed to bring Birkenstock comfort and support to your favorite trail and water based activities. These off-road ready sandals feature a direct attach PU footbed, a rugged PU/TPU outsole for added traction and sturdy hook and loop closures for a secure fit. The upper is made from the skin-friendly, hard-wearing synthetic material Birko-Flor. * Anatomically shaped PU footbed * Upper: Birko-Flor Futura * Footbed lining: polyurethane (PU) * Sole: light polyurethane sole (PU) * Details: two straps, each with an individually adjustable hook-and-loop closures * Made in Germany