The Gritstone Neoprene Mitts are the toughtest and most durable mitts in the Level Six line. These mitts employ 3 different types of neoprene to give you superior warmth and durability without sacrificing comfort. They feature Aramid fiber reinforced fabric for unparalleded durability. A tapered entry cuff provides a tight fit against your wrist while the silicone printed palm and thumb improve grip. The Gritstone Mitts are the ultimate way to keep your hands warm on the water.