Slip-resistant TPU outsole

Footbed: Pillow Walk

These over the calf Merino ski socks feature our most advanced sock technologies

removable EVA footbed with memory foam for cushioning

Sku: Nudu-Navy

Birki Air 2.0 new-balance Slip-resistant TPU outsoleBuilt around the contours of the BIRKENSTOCK? footbed, the new Birki Air ushers in the next generation of our Professional line with an ultra breathable, fluid resistant design. With all the extras, like a detergent friendly buckle, convertible backstrap and contoured PU footbed to support you through long hours on your feet. Replaceable contoured PU footbed, antistatic Fluid resistant PU upper with side air inlets Microfiber footbed lining PU sole;