The Storm 6″ Freelock boot is built for high performance and comfort in extreme cold. We packed all the premium features into one kick-ass boot. It’s made of premium full-grain leather with TPU reinforcements on the toe and heel along with a thick wool/poly lining inside for added comfort and warmth.  It also features a Composite toe cap, small nail penetration protection, a full nylon shank, and a cold isolation membrane inside the insole along with 200g Thinsulate^TM insulation and our Freelock quick lace system. The full waterproof membrane also ensures that the waterproof feature will never wear off or wash out. The Storm collection is designed with our Nitrile/PU outsoles to provide added grip in extreme conditions including, cold, heat and chemical exposure. The insole, with anatomical support, is made of a smooth PU material covered with a textile surface with good moisture absorption. This is an ideal shoe for outdoor work in mild to cold conditions. Features: – ASTM F2413-18 Puncture Protection – Composite toe cap – Electrical hazard protection – Slip-resistant outsole – Nitrile/PU Extreme grip outsole – 200g Thinsulate^TM – A wide, comfortable fit – Waterproof membrane – Cold isolation membrane – Injection molded mid-sole – Freelock quick lace system