This Storm Front has the fit, comfort, flex and feel of athletic footwear combined with a modern approach to waterproof insulated protection. It’s a waterproof full grain leather with waterproof membrane. There’s Cement construction with simul-pour Timberland Pro rubber and PU midsole for flexibility. It’s constructed on the Titan last for best fit, nylon diffusion shank, and thinsulate Zone insulation 200g/400g for active comfort. The Ceramic-coated steel toe minimizes cold conductivity. It also has anti-microbial Cambrelle lining, and contoured Ortholite footbed.