Built from a proud tradition of innovation, LaCrosse® Men's Alphaburly Pro is their Premium hunting boot. Combining high quality, scent-free Rubber with naturally insulating Neoprene, the Alphaburly Pro fears nothing. Not the cold. Not the harsh terrain. Not the challenges of a grueling hunt. It features a thick cushioning EVA midsole for added comfort. An embossed liner for better air circulation. And, an adjustable rear gusset for the perfect fit. Hand-laid Premium, Natural Rubber upper over insulating Neoprene for durability, flexibility and complete waterproof protection High-performance Thinsulate® Ultra insulation Moisture wicking, Jersey knit liner Durable, Neoprene gusset accommodates different calf sizes and makes it easy to slide the boot on/off Waterproof side zipper Removable EVA Footbed Nylon shank Burly Pro unique Rubber traction tread outsole Product Features: Outsole:Burly Pro Rubber lug traction Lining:Moisture-wicking Textile Upper:Hand-laid Premium, Natural Rubber Comfort Range:Rated to -60 to 30°F Height:18" Weight:5.5 lbs per pair Insulation:3.5mm Neoprene, 1000g Thinsulate® Ultra Footbed:EVA (Ethyl Vinyl Acetate) Foam, removable Support (shank):Nylon LaCrosse Men's 18" Alphaburly Pro Side Zip 1,000g Insulated Hunting Boot