Atacama Men Birko-Flor in Color Futura Khaki | BIRKENSTOCK US。Birkenstock Atacama Sandals Futura Black 43 EU Mens 10-10.5 Med New in Box (box may be damaged) Atacama is designed to bring the comfort and support of our iconic contoured cork footbed to your favorite trail-based adventures. These off-road ready sandals feature hook-and-loop closures, a microfiber footbed liner and a rugged outsole for added traction and durability. Birkoflor upper. Tonal footbed with microfiber lining.. Anatomically shaped cork-latex footbed with a lightweight polyurethane (PU) sole.