The first bike Gore-Tex shoes launched exclusively by Northwave guarantees all-out water protection combined with excellent breathability. All this means top comfort feel on the move with all weather conditions. The microclimate created inside the shoe makes you confront the longest trips out without fatiguing or overheating your feet. Northwave & WL Gore winning partners when you're on the attack. Gore-Tex Guaranteed to Keep you dry Gore & designs are trademarks of W. L. Gore & Associates. Thermic insulated construction Thermic Insulated Construction is a new construction system used to provide performance for the Celsius & Fahrenheit products & guarantees:• Maximum thermal insulation in the upper part of the collar & the area where the shoe connects with the pedal. The insulating material that completely covers the holes of the plate offers better heat protection for the lower part of the foot. • Better protection against the rain, particularly on the upper part of the shoe. The material can also be easily washed after cycling in muddy conditions. • Footwear with unbeatable breathability Speed Lace System is a fast & functional closing system for a perfect hold on the foot. Just pull the cord & push the mechanism downwards automatically locking the lacing in place. It is easy to release simply by pressing on the lever & pulling the mechanism upwards.• Sierra Membrane Thermal Lining • Indicative Range -10C/+15C • Waterproof & Warm • Upper: Gore Tex • Jaws Carbon Reinforced Sole • Speedlace System + Velcro • Ultra Y Heel • Special GTX Footbed • Sole: Nylon filled with fiber glass & enriched with carbon powder that gives the sole greater stiffness than usual. This allows reduced weight & a closer distance between feet & pedal.