The X2 Vest includes 12 lbs of weight and can hold up to 20 lbs. It is perfect for men & women and is adjustable to fit all body types. The X2 Vest is used by: Men and Women for Fitness, Young Athletes and Aging/Elderly Recommended for: People that need to lose weight and to get in shape. It is Ideal for wellness programs. Use in your aerobic activity or just around the house. Fitness/Skill level: Beginner Option to add 8 more lbs of weights when your are ready.