Level Six Gritstone MittsThe Gritstone mitts are the toughest 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. The Gritstone mitts are the ultimate way to keep your hands warm on the water. Features: Armortex neoprene knuckles Nose wipe panel Silicone printed palm for grip Pre curved fingers Liquid sealed seams Tapered entry cuff 3 mm neoprene