Unisex Birkenstock Birki Flow EVA | Zappos.com。Birkenstock Birki Flow EVA Clog. Color: Black. Mens size EU 44, US 11-11.5. Description Introducing our first post-sport recovery clog, the all-new Birki Flow. Designed around the contours of our iconic footbed, the Birki Flow builds off our 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 & ultra-lightweight Made in Germany gorpcore, utility, techwear, normcore, minimalist, modern streetwear, lightweight, waterproof, comfort, post-sport, vented, summer essentionals