NRS Mamba Pogies neoprene Mambas are perfect for boaters who want to have direct contact with their paddles while keeping their hands warm Thick, 5 mm neoprene, with titanium laminate adhesive, provides outstanding insulation Nylon-coated neoprene resists abrasion while the raw neoprene top surface prevents evaporative cooling The cuff snaps give you the option of rolling the cuff up for easier access or down for extra warmth