Strength: Weakest - Strongest

Yellow Thin

Red Medium

Green Heavy

Blue XHeavy

Black XXHeavy

Product Features

• A high quality, easy to use product for resistance training and rehabilitation 
  
• Improves strength, range of motion and flexibility
• Can be used anywhere you go
• Color coded Progressive Resistance system allows users to recognize improvement as it happens, as you grow stronger you can move up the next color