Birkenstock Arizona Eva Sandal in Eva/White, Size IT 38: Waterproof, weightless, and endlessly comfortable, these classic two-strap Birkenstocks are done in bright-white EVA—a soft, flexible plastic—and finished with signature sculpted insole. Unlike their suede and leather cousins, you can take them to the pool (or the beach, or the lake) without worrying about ruining them.100% EVA Made in Germany.