Natural Latex Material: Made of strong and durable raw material to withstand pressure over time and to last compatible with years.5 Resistance Levels: This bands allow you to mix and match to get your desired weight level - compatible with someone just starting out or an experienced gym-goer.Pocket Portability: Training with resistance bands is proven to achieve the same results as free weights, with the advantage of portability and low-impact exercises that put less pressure on your joints.Multi-Purpose: Perfect compatible with physical therapy, rehabilitation, pull-ups, stretching, strength training, powerlifting and more.Achieve Results: Our resistance bands set is designed to enable more than 150 different exercises and a wide range of resistance/weight, so you can work any muscle group in the body in countless ways.Colour: picture colorMaterial: latexPackage Contents:1 * 600x50x0.35MM green resistance band (5 pounds)1 * 600x50x0.5MM blue resistance band (10 pounds)1 * 600x50x0.7MM yellow resistance band (20 pounds)1 * 600x50x0.9MM red resistance band (30 pounds)1 * 600x50x1.1MM black resistance band (40 pounds)Only the above package content, other products are not included.Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.