Birkenstock Women's Madrid Vegan Birkibuc Sandals Size:42 (US Women's 11-11.5, Men's 9-9.5) The BIRKENSTOCK Siena is an

The BIRKENSTOCK Siena is an elegant and stylish sandal featuring crossed straps and a metal buckle

two-strap look

With its additional foam layer

Combining the best of the Arizona and Papillio collections

Adjustable buckle for a custom fit

Birkenstock Women's Madrid Vegan Birkibuc Sandals Size:42 (US Women's 11-11.5, Men's 9-9.5) The BIRKENSTOCK Siena is anFeel your feet free and easy with the Birkenstock Women's Madrid Vegan Birkibuc Sandals; boasting a classic buckle accent, strap, and contoured cork footbed made from a vegan friendly synthetic material. Slip into iconic style, comfort, and support that'll make the summer days fly by!