Insulated Upper & Insole: 3mm neoprene upper and 5mm insole for optimal warmth and comfort Rugged Sole: High-traction rubber for grip on wet surfaces Easy On/Off: Gusset-backed YKK zipper for convenience Size Identification: Color-coded back neoprene panel for quick size recognition The NRS Comm-3 Wetshoe offers reliable support, protection, and insulation in a straightforward design. It features a 3mm neoprene upper and a 5mm neoprene insole for optimal water insulation. The robust, high-traction rubber sole ensures stability on wet rocks and rough terrain. The YKK zipper is gusset-backed, and the back neoprene panel is color-coded by size for swift identification. This wetshoe delivers essential features for a full day of outdoor activities without straining your budget.