Made to distribute weight evenly across the torso for maximum comfort and effectiveness, the DKN 20kg adjustable weighted vest is designed to help strengthen and tone muscles and increase cardio fitness and endurance. Significantly boost calorie burn and ramp up the intensity of your workouts to get results, fast. The DKN adjustable weight vest is suitable for a wide range of activities including sports training, jogging, aerobics, or military-style boot camp sessions. The weight is adjusted by adding or removing any number of the weight packs to suit any given user or particular exercise while the hi-grip Velcro belt ensures quick and easy adjustment for a firm fit that prevents chaffing.