Whether you're beach walking, pool lounging, or relaxing post-workout, the Birkenstock Women's Barbados Ethylene-Vinyl Acetate (Eva) Slide Sandals are a must-have for your hard-working feet. Ultra-comfy foam through the one-of-a-kind contoured Birkenstock Essential ethylene-vinyl acetate (Eva) footbed and an easy-on fixed strap silhouette make these sandals a warm weather essential.