The Boston is arguably the most popular Birkenstock clog and now it's even better suited for the cold months. The Birkenstock Boston Shearling has a Birkenstock sandal's comfort perks with a closed toe and shearling lining. It features a flexible suede upper with an adjustable strap for a perfect fit. The shearling-lined footbed has layers of cork and latex to mold to the shape of the foot and a raised toe bar designed to encourage the natural gripping motion of your feet. The shock-absorbing EVA sole is textured for traction and offers protection from the cold ground underneath. Quick and easy slip-on comfort is yours with the Birkenstock Boston Shearling.