The suit has a base of 2mm nylon covered neoprene that provides great mobility and ensures free movement in the hip area while running. Nylon covered neoprene on both the inside and outside makes the suit very durable. 3mm panels on the chest and upper thighs mean increased buoyancy and good swim position when swimming with shoes. Front and back zipper to easily open while running. Two easily accessible inner pockets for carrying extra equipment. Extra added nylon loops to easily fasten tow lines and accessories. Neon colored arms and back for good visibility in the water. Comes with a small, effective whistle for security. Available in both women’s and men’s models.