Classic Ultra Mid Size:13 In Birko-Flor® that's as smooth

In Birko-Flor® that's as smooth as it is easy to clean

plus two adjustable straps with oversized metal pin buckles

DuPont™ Sorona® fiber for moisture management

Easy to clean

But it’s all happening in your boots

Classic Ultra Mid Size:13 In Birko-Flor® that's as smoothIf you spend a lot of time on your feet outdoors, you better be comfortable. The Classic Ultra Mid is the perfect solution. 100% Waterproof Durable hand lasted rubber and a four way stretch inner bootie Constructed with 7mm waterproof Neo Tech Easy on pull handles Non slip outsole DuraFresh bio technology that activates to fight unwanted odors Comfort rated to 40F 40C