Description FROSTLINE 5.0â„¢ is insulated and waterproof, with excellent grip, made for all day comfort. 5MM INSU-FOAM ULTRAâ„¢ – gives all round foot comfort and insulation. 6mm NITROCELLâ„¢ footbed – provides a soft cushioning for an athletic shoe feel. A million microscopic nitrogen bubbles that insulate the wearer from cold surfaces. UNDERFOOT CHASSISâ„¢ – give a sure footed platform. HEXZORBâ„¢technology – absorbs heel strike shock for daylong comfort. SUPERDRIâ„¢ lining – is hard wearing, wicks moister away from the wearer’s foot to prevent a sweaty and uncomfortable feel. It is fungus and rot proof so will not smell like cotton-lined boots. TRAXâ„¢ outsole – superior grip on a variety of surfaces, the tread is designed to work with the action of the foot COMFORT RATING – -20ºc to 20ºc. UK SIZE BOOT HEIGHT (mm on leg) CALVE WIDTH (circumference in mm) UK3 370mm 400mm UK4 370mm 400mm UK5 375mm 410mm UK6 380mm 410mm UK7 385mm 420mm UK8 390mm 420mm
