The Ultralite boot offers excellent insulation for temperatures down to -20 deg. C, while maintaining its flexibility, keeping the feet dry and comfortable even in extreme conditions. The Navy/White colourway features a non-marking sole. This boot also features energy absorbing heel that provides extra comfort and reduces tiredness. Hydrolysis resistance (hydrolysis - chemical breakdown due to reaction with water) Excellent thermal insulation while remaining supple at -20°C Excellent grip on the most slippery surfaces Antistatic non-slip sole Sole resistant to acids and organic solvents, oils and grease Removable insole Heel energy absorption Technical Sheet Declaration of Conformity