Gear Question The North Face Nuptse Bootie II - Boys' 4 5 Community Rating | 9 Reviews Outlet $0.00 $0.00 Item # TNF4699 Size? Quantity Add to cart View full product page Tech Specs Upper Material: 100% recycled P.E.T. Waterproofing: waterproof Sole: multi-directional lugs Insulation: 600g NULB Claimed Weight: (size 3) [pair] 11.8 oz Recommended Use: inside & outside play are these warm enough for snowmobiling? juile remchuk Member since Nov 6, 2010 Posted on November 6, 2010 are these warm enough for snowmobiling? (0) Gone Fishing Member since Nov 23, 2009 Responded on June 30, 2011 Nope, I would not recommend them for that. (0) View More Details on The North Face Nuptse Bootie II - Boys'