The classic Boston clog by BIRKENSTOCK, designed to wear all year round. The adaptable strap and strong metal buckle, along with classic BRIKENSTOCK shaped cork-latex footbed make these clogs comfortable for all foot types. Bring the chilled energy with these men's Boston clogs by Birkenstock. In a JD-exclusive Concrete colourway, these slip-ons have a super-soft suede upper for a premium feel. They have a leather-lined cork footbed, with a contoured, ergonomic design for supreme comfort, and a lightly textured outsole for everyday traction. With an adjustable buckle for a custom feel, they're signed off with classic Birkenstock branding.. Material: Leather Upper/Synthetic Sole