Muck Boots Mossy Oak Break-Up Country Fieldblazer Work Boots Built for outdoor adventures and demanding days, this tall pull-on boot combines flexible comfort with rugged protection. The neoprene upper pairs with a durable rubber knee and rubber lower for added coverage against wet, muddy terrain. A die-cut EVA footbed provides lightweight cushioning underfoot, while the flat heel and round non-safety toe create a comfortable, practical fit. The 16-inch shaft and 17-inch circumference provide tall coverage, with convenient pull-on entry for easy wear.