Birkenstock Tatacoa Outdoor Futura Black Birko-Flor Men。NEW Birkenstock Tatacoa Outdoor Black Sandals Size Men’s 10 Brand new Black The Birkenstock® Tatacoa Outdoor sandal is designed to bring comfort and support to your favorite trail and water-based activities. The upper is made from the skin-friendly, hard-wearing synthetic material Birko-Flor®. The synthetic Birko-Flor® upper features three-point adjustability with adjustable hook-and-loop fasteners with rubber grips at toe, instep, and heel. A raised toe bar is designed to encourage the natural gripping motion of your feet. Breathable microfiber linings with a textile-lined, contoured cork footbed that molds to the shape of your foot creating a custom footbed that supports and cradles with every step. Shock-absorbing PU midsole. These off-road ready sandals feature a rugged PU outsole for added traction and sturdy hook and loop closures for a secure fit.