Comfort zone up to -35C Retractable crampon combined with non-slip sole 100% Genuine Leather 100% waterproof membrane Waterproof Zipper Lining made of 50% wool/50% polyester 200 gr Thinsulate insulation Removable 50% wool/50% polyester laminated polyurethane insole Removable aluminum/felt weatherproof insole Real rubber sole Clamp made of stainless steel – Anti-corrosion...