LaCrosse AlphaBurly Pro 1000 Gram Insulated Boots are built from the LaCrosse proud tradition of innovation. 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. These boots have a thick cushioning EVA midsole for added comfort, an embossed liner for better air circulation and an adjustable rear gusset for the perfect fit. LaCrosse AlphaBurly Pro 1000 Gram Insulated Boots feature:Alpha Construction: Built with hand-laid premium, natural rubber over insulating neoprene for durability, flexibility and complete waterproof protection.Comfort Liner: Quick drying and moisture wicking, the jersey knit liner keeps your feet dry and comfortable.Mossy Oak Country DNA: With a background inspired by Mossy Oak’s flagship pattern, Original Bottomland, Country DNA features the most photo-realistic elements in the history of camo design with layered elements that break up your outline.Active Fit: With a comfortable, secure fit to keep your foot in place while on the move, boots with Active Fit also go on and come off with ease.Neoprene Gusset: Durable, neoprene gusset accommodates different calf sizes and makes it easy to slide the boot on and off.Burly Pro Outsole: The unique tread pattern gives you the traction to move through demanding terrain while chamfered edges keep you fast on your feet by shedding the mud and muck.Designed for Extreme Use: These boots are designed for extreme use and are made with PFAS Chemicals.18" height5.5 lbs. per pair1000 gram Thinsulate Ultra insulationComfort zone: -60° to 30°F