Bottom Injection-molded shank plate Upper 2.0-2.2 mm waterproof nubuck and suede combination leather upper 200 g PrimaLoft Eco insulation A highly versatile, all-purpose winter boot with PrimaLoft Eco insulation, warmth to -25 F, and exceptional grip on frozen, treacherous surfaces. AgION™ antimicrobial dual-density X 2™ footbed Anatomically engineered, injection-molded waterproof TPU shell with forefoot flex grooves Approx Weight:* 12 pair: 1 lb 9 oz (700 g) pair: 3 lbs 2 oz (1400 g) *based on Men's 9 Comfort Range: -25 F-32 C Compression-molded EVA midsole Double-adhesive latex seam-sealed construction Dri-Lex fleece collar and tongue lining Durable TNF Winter Grip™ rubber outsole Gaiter-compatible D-ring Last: TNF-SB-01 Rustproof hardware Style Number: AAF3 |