Zerod Neoprene Jammers is product that's especially made to improve the swimmer's body position on both open water or pool swimming. Neoprene Jammers are raising the center part of the body more to the water surface to give the swimmer opportunity to save energy and increase his performance - swim faster and with correcy body position.
These unique buoyancy shorts are the only type available on the market. Designed to give an alternative to a pull buoy and give a more natural feeling of buoyancy. Made of 3mm neoprene down the centre and 5mm neoprene down the sides. The 3mm provides additional buoyancy whilst the 5mm side panels complement this by promoting hip rotation through each stroke.