The weatherproof protection of the Columbia® Gunnison Omni-Heat™ boot makes sure the cold weather doesn't dampen your day.Synthetic leather and abrasion-resistant textile upper. Omni-Tech™ waterproof membrane seals out water, without sacrificing breathability. 200g insulation helps lock in warmth. Temperature rated down to -25°F/-32°C. Padded tongue and collar. Lace-up closure. Omni-Heat™ reflective lining keeps in the heat while keeping out the cold. Textile footbed for underfoot comfort. Techlite™ midsole provides lasting lightweight comfort, cushioning, and energy return. Non-marking Omni-Grip™ rubber outsole. Imported. Product measurements were taken using size 11, width D - Medium. Please note that measurements may vary by size.Weight of footwear is based on a single item, not a pair.