Venum Challenger3.0 Sparring GlovesVenum Challenger 3. 0 sparring gloves are particularly suitable for regular MMA training. These Venum sparring gloves have a high quality injected foam which offers optimal shock absorption, for better protection of the fighter and his opponent. The shape of the Challenger 3. 0 sparring gloves facilitates the execution of grappling techniques. A neoprene interior helps the sweat evacuation for more comfort during the fight. Finally, the Challenger 3.