Safety and comfort, all in one piece: Birki Air Antistatic is one of our favorite classic models among the range of clogs. Recognizable by its closed shape, this clog made of antistatic polyurethane offers optimal comfort and safety, as well as great support. At the front, generous ventilation openings ensure a cool foot environment. The original BIRKENSTOCK PU insole can be replaced if necessary and, like the rest of the clog, has been tested in accordance with EN ISO 20347:2022. The clogs are continuously discharged into the ground, thus avoiding the emission of electrostatic impulses. Its stable support is reinforced by the adjustable heel strap. The PU sole is resistant to oil and grease. Professional footwear (clog) antistatic properties tested in accordance with EN ISO 20347:2022 Large ventilation holes on the side Interchangeable anatomical PU insole, antistatic Material: PU (polyurethane), with side ventilation holes Insole top layer: microfiber Sole: PU (polyurethane), antistatic Antistatic properties