- CLEARANCE - sent freight free while this item can be returned for a refund - a $10 fee will be deducted your cost to return (2 weeks return period) can be exchanged for another size for a $10 freight fee LAST OF LINES & CLEARANCE ITEMS MAY HAVE BEEN TRIED ON IN STORE New style EVA Clog still with the full arch supportive sole in Egg shell style 1027706 Regular width Also in Black The BIRKENSTOCK Birki Flow is a veritable classic that can easily be worn all year round. The large air inlets in the clog keep the foot climate permanently fresh. Modeled on the cork sandal, it is made from the ultra lightweight and highly flexible synthetic material EVA. The high-quality, odor-neutral EVA has been tested for harmful substances and combines numerous positive attributes: it is highly fashionable, light, highly elastic, waterproof, and skin-friendly. Anatomically shaped BIRKENSTOCK footbed made from EVA Upper: EVA Footbed lining: EVA Sole: EVA Details: waterproof, washable, ultra lightweight Made in Germany EVA EVA (ethylene vinyl acetate) is a high-quality, very light, elastic material with very good cushioning. As a result, it smooths out slight irregularities in the floor and ensures that every step is softly cushioned.