The weighted vest is an awesome product if you want to add an extra challenge to your workout, increase strength and burn extra calories. Primarily used for resistance training, it can also be used to enhance the calorie burning effects of a cardio workout, increasing the rate at which you lose weight. Wear it on a run or walk, in the gym or even doing every day activities around the house. Its also great for the young athlete looking to increase vertical jump and 40yd time. Double stitched with heavy duty denier material to withstand the harshest workouts. The short vest allows full range of motion movements without restricting your breathing. Comes with 12-3 lb. weights (6 front and rear), 36 lb capacity. Weights are removable.