Ideal for strong and athletic men and women * Regular use promotes increased strength and overall fitness.Folds for more tension, Powder free, Scent free, Non-stick surface, Material: rubber, latex.Improve core strength and muscle tone.Effectively improve physical activity and shape the perfect body curve.Great for assisted pullups, bodyweight, Yoga exercises at home or gym.Department Name:UnisexApplication:Rubber String Chest DeveloperFunction:Comprehensive Fitness ExerciseApplication:rubber string chest developer pull ropemodel number:Resistance bands tube expanderItem:11pcs Rubber Expander TubesPackage includes:1 X Resistance BandNotice:Light shooting and different displays may cause the color of the item in the picture a little different from the real thing.2. We take the size measure by hand.Please kindly allow 0-1cm error, If you have any question for size choose, pls kindly feel free contant us. Thank you!!If you have any questions about this product, please contact us and we will reply you within 24 hours. Buy with confidence.