[Unique Design]: 5 Tube Chest Expander. It Is Easy To Remove Any Of The 5 Soft Belts, So You Can Easily Add Or Remove A Certain Amount To Adjust For Different Strength Increases.[High Quality Material]: This Is A Band Tube Of Latex Resistance, Which Will Not Hurt You During Exercise. They Have Aging Resistance, Long Service Life, Good Tensile Strength, Good Elasticity And No Irritating Smell.[Lightweight And Convenient]: You Can Easily Add Or Remove Rubber Bands With Quick Actions . Lightweight, Suitable For Travel And Storage, Office, Gym, Camping Or Travel, Exercise Anytime, Anywhere. Can Help You Quickly Achieve Your Ideal Figure.[Anti-Slip Handle]: The Non-Slip Ergonomic Handle Can Provide A Comfortable Grip. It Is Ideal For Adult Men And Women Of Different Fitness Levels, So That Everyone Can Exercise Their Muscles.[Multi Function]: A Perfect Upper Body Workout Device To Train Your Arms, Chest, Shoulders, Back And Entire Upper Body. It Can Also Be Used As A Hand Trainer. The Maximum Spring Force Of The Chest Expander Is 34 Kg.