Polar GTX is a one-of-a-kind safety boot that combines prime Nubuck leather with Cordura Ripstop fabric and a waterproof and breathable GORE-TEX® membrane. In addition, this superior boot comes with synthetic wool winter lining, BOA Closure System as well as an oil- and slip-resistant Vibram outsole. Features & details Material •Upper: Nubuck leather, Cordura and Boa closing Lining: Waterproof and breathable GORE-TEX® membrane, Synthetic wool •Outsole: Oil and heat resistant anti slip Vibram Rubber Midsole: High performance EVA with TPU shank Footbed: Breathable, antibacterial, EVA insole with Poron pads •Fit: Wide Sizes: 36-48 •Safety standard: EN 20345 S3, SRC, WR, HRO Protection: Composite plate and fiberglass toecap