The BIRKENSTOCK Siena boasts a refined appearance

A modern take on Sperry’s kid-favorite duck boot

while the athletic-inspired outsole is flexible

and a generous fit that's great for orthotics

medical environments

MILANO OILED LEATHER Brooks The BIRKENSTOCK Siena boasts aThe Milano sandal adds an adjustable backstrap to its classic, two strap design, giving you more security and a fit that's just right. Handcrafted for quality, oiled nubuck leather looks distinctly heritage, designed to age over time for a perfectly worn, one of a kind look. Complete with classic BIRKENSTOCK design elements, like adjustable buckle closures and a contoured cork latex footbed for the ultimate in support.