"Pairing a generous fit with a sturdy design built for winter demands, Kamik Nation Wide Insulated Waterproof Pac Boots for Men use an advanced design to keep feet dry and comfortable. Built with seam-sealed construction, the Nation Wide's waterproof suede-leather uppers and flexible synthetic-rubber shells lock out snow and water. Perfect for demanding winter jobs or play, these winter boots offer a generous fit and cut around the calf for an easier fit and greater comfort. Inside, these winter boots offer the lightweight warmth of advanced, removable liners with 200-gram 3M Thinsulate Insulation sandwiched in 15mm of foam. The liner's advanced, multilayer zylex bottom combines a 2mm moisture-wicking layer, 5mm insulation layer, and a 1mm foil thermal barrier layer to lock body warmth in and frigid temperatures out. Comfort rated down to -40F. Waterproof gusset tongues. SNOWTREAD non-marking synthetic-rubber outsoles. Average height: 11.5"". Avg. Wt. Per Pair: 3.6 lbs. Imported.Manufacturer style #: WK0117. Rugged winter pac boots for men Waterproof suede-leather uppers Flexible synthetic-rubber shells Seam-sealed construction for true waterproof protection Fit and cut around the calf for greater comfort and easy fit Advanced, removable liners keep feet comfortable down to -40F 200-gram 3M Thinsulate Insulation sandwiched within 15mm of foam Advanced, multi-layer zylex liner bottom SNOWTREAD non-marking synthetic-rubber outsoles Waterproof gusset tongues"