Your search for a soft, easy-peasy silhouette ends with the Birkenstock Boston Clogs Eva. Washable, waterproof, and ultra-light—these clogs are versatile enough to be worn during rains, sun-soaked summers, and beyond. Featuring an anatomically shaped Birkenstock footbed made from EVA, these casual-wear clogs provide unmatched comfort that's synonymous with Birkenstock. Bonus part: the EVA in these clogs smooths out slight irregularities in the floor and ensures that every step is no less than a cloud-like cushion. When in doubt, look no further than the Birkenstock Boston Clogs Eva. Birkenstock Boston Clogs Eva features: *EVA (ethylene vinyl acetate) is a high-quality, very light, elastic material with very good cushioning.