LaCrosse 4XBurly Rubber Boots in Realtree Xtra provide excellent traction and comfort with their unique tread pattern and four layers of cushioning underfoot. Stalk easy with LaCrosse's naturally scent-free premium rubber and a secure fit that hugs the ankle and locks the heel in place. Quad-Core Technology provides four layers of cushioning built for all-day comfort; polyurethane and neoprene provide for insulation and cushioning and blown rubber ensures stability and EVA absorbs impact. The durable, full-rubber gusset accommodates different calf sizes and makes it easy to slide the boot on and off. The 4XBurly outsole features LaCrosse's high-grade premium rubber with angled lugs that shed mud and muck and a 90-degree heel.