<p>Built around the supportive contours of the BIRKENSTOCK® footbed, the new Birki Air clog ushers in the next generation of our Professional line. Featuring a fluid-resistant design that's been reengineered with breathability in mind, its PU shell helps absorb shock and provide antistatic protection. With all the extras, like a detergent-friendly buckle, convertible backstrap and contoured PU footbed to support you through long hours on your feet.</p> <ul><li>Removable contoured PU footbed, washable up to 140 F</li><li>Fluid-resistant PU upper absorbs energy &#38; provides antistatic protection</li><li>Side vents help draw fluids away &#38; optimize breathability</li><li>Slip-resistant outsole is abrasion-, grease- &#38; oil-resistant</li><li>Convertible backstrap, detergent-friendly buckle</li><li>Certified Occupation Footwear: EN ISO 20347:2022 OB SR A E: ASTM F3445-21 SR</li></ul>