Street Design Winter Tall BOA® Waterproof Composite-Toe Safety Boots – Extreme Protection. Ultimate Winter Performance. Engineered for extreme environments keeping feet warm, dry and protected down to -50°C. Features Street Design waterproof membrane, BOA® Fit System (M4) for fast precise secure fit, Dri-Blaze® lining, Level One insulation (600g), Vibram Fire & Ice outsole for superior grip on icy surfaces, Carbon Fiber Nano composite toe cap, metal-free anti-penetration plate, and Ortholite® sock liner. Toe Protection: Composite (Carbon Fiber Nano). Waterproof: Yes. Cold Protection: -50°C.
