Grubbs Frostline – Tawny Red

• Insulated and waterproof, with excellent grip
• 5mm INSU-FOAM ULTRA – gives all round foot comfort and insulation
• 6mm NITROCELL footbed – provides a soft cushioning for an athletic shoe feel
• UNDERFOOT CHASSIS – give a sure footed platform
• HEXZORB technology – absorbs heel strike shock for daylong comfort
• SUPERDRI lining – is hard wearing and wicks moister away
• TRAX outsole – superior grip on a variety of surfaces,
• Ideal for temperatures -20ºc to +20ºc

Combines the unique insufoam ultra technology with advanced 5.0 thermal engineering. With superdri lining, under foot chassis and nitrocell insulating and cushioning footbed. Featuring the trax sole with hexzorb duraprene technology.