【SCULPT YOUR BODY SHAPE】Resistance band acts as your personal fitness trainer, it generates enough tension or resistance to your arms, back, legs and butt, and fatigue your muscles much faster, helping you to burn calories, stretch ligaments, build muscle and improve your exercise efficiency. 【SUPERIOR QUALITY】Carefully selected natural latex, the pull-up band features durable seamless design, higher elasticity, odorless, can be stretched repeatedly and built to last. These workout bands are 0.51-3.27” in width that provides you maximize comfortability and prevents any slipping or rolling during workouts. 【MORE CHOICES】The exercise band set includes 6 different levels: Light (15-35lbs ), Medium (30-70lbs), Heavy (40-90lbs), X-Heavy (50-125lbs), XX-Heavy (65-175lbs) and XXX-Heavy (85-230lbs) that means you can easily switch between the 6 levels to your preference anytime.