Birkenstock Birki Flow EVA Stone Coin Gray Clog Sandals Mens 。The Birkenstock Birki Flow EVA Clog is a unisex slip-on sandal designed for comfort and practicality. With a solid pink color and a synthetic outsole and upper material, these sandals are suitable for travel, activewear, and casual occasions. Featuring a slip-on style and a synthetic outsole, these clogs offer a secure fit and support for all-day wear. Perfect for various seasons including winter, summer, fall, and spring, the Birkenstock Birki Flow EVA Clog is a versatile choice for both men and women looking for a high-quality and stylish sandal option.19Z