OBOZ SPHINX MID INSULATED WATERPROOF WOMEN'S Size:11 The BIRKENSTOCK Boston is a

The BIRKENSTOCK Boston is a veritable classic that can easily be worn all year round

Chrome-free leather linings and footbed wrap

Wool Lining

Crisscross straps made supremely comfortable

Leather upper and lining *on select styles

OBOZ SPHINX MID INSULATED WATERPROOF WOMEN'S Size:11 The BIRKENSTOCK Boston is aFrom the inside out200g of PrimaLoft Bio insulation and a B DRY waterproof membranethe Sphinx Mid is at home in ice laden mountain towns. Featuring waterproof oiled nubuck leather, recycled components, and a Vibram Arctic Grip A. T. sole made of Vibram XS Trek. *This style runs small. Please order up to a half size. Fit Notes This style runs small. Please order up to a half size. Form hugging heel cup, sculpted mid foot, and a wider forefoot & toe