CLOSEOUTS. Frogg Toggs Amphib Mudd Hogg boots are warm, knee-high hunting boots with a neoprene shaft and an insulated rubber foot. The supportive steel shank and nonslip rubber outsole ensure traction in wet and muddy waterfowl hunting conditions. Available Colors: REALTREE EXTRA. Sizes: 7, 8, 9, 10, 11, 12, 13.