Build a strength-training gym in your own house with the Gold's Kettlebell Kit. Each kettlebell features a vinyl, cement-filled design that has a comfortable, extra-wide grip for easy maneuvering. The kettlebell set comes with 5 lb, 10 lb and 15 lb kettlebells. It also contains a workout DVD and exercise chart with functional, strength-training exercises. This gym weight set is an ideal way to start your own home gym. Simply use the provided kettlebells, follow the exercises on the chart and you will notice the results. These kettlebells can be interchanged for workouts of differing intensity.