Ice BERLIN Men's Winter Boots Taille:7 These boots come with a 100095 These boots come with a rubber plug installation kit and guide so you can remove the retractable cleat system and instead install a rubber plug A new concept of patented crampon sole allows for easily replaceable cleats Technical details Comfort zone down to 35CRetractable crampon combined with a non slip sole100% premium leather100% waterproof membrane200g Thinsulate insulationLining: 50% Merino wool 50% polyesterRemovable laminated polyurethane weatherproof insoleRemovable aluminium felt insoleReal rubber soleCrampon made of stainless steelPossible replacement cramponNew concept of patented cleated sole