The NRS Black Mamba Pogies keep your hands warm in whitewater and flatwater environments. Mambas™ allow you to unroll the long cuff for maximum warmth. Cuff snaps give you the option of a shorter, more accessible opening. 5 mm nylon-coated neoprene on the underside provides abrasion resistance, and raw neoprene on top prevents wind chill. TiCoat™ maximizes heat retention. One size fits most