Birki Flow Regular Width Pole Vault The A1 is built with

The A1 is built with a-Fit design for an anatomically (left and right) correct fit

Offset shoulder seams eliminate chafing under pack straps

Molded rubber outsole incorporates 30% recycled rubber and 70% virgin rubber

Streamlined Fit

Non-marking ChacoGrip™ rubber compound

Birki Flow Regular Width Pole Vault The A1 is built withIntroducing Birkenstock's first post sport recovery clog, the all new Birki Flow. Designed around the contours of Birkenstock's iconic footbed, the Birki Flow builds off their best selling EVA clogs with an ultra breathable, water friendly style. Complete with classic BIRKENSTOCK design cues, from the adjustable backstrap to molded buckle. Contoured BIRKENSTOCK footbed made from EVA Water friendly EVA design with breathable vents Washable, flexible &