Adepoy Compatible for Fitbit Charge 3/Charge 4 Strap Leather,Classic Genuine Leather Adjustable Replacement Sport Fitness Wristband for Men Women

3 Various strength levels: 3 different colored bands: yellow band (15-25 lbs), red band (50-75 lbs), black band (250-300 lbs); use them alone or combine any of them to increase intensity; combined maximum resistance of 500 lbs. You can easily choose the different resistance bands to achieve the goal of muscle construction.
Extra Door anchor: Helpful you to do workout at home, hotel room or other place with a door. The door anchor is bigger and safer. Simply slip it through the crack.
100% Skin-friendly Latex：Made from multiple layers of natural latex which is kind to the environment. And with a focus on durability, elastic and softable, no odor, which is safe to use.

5 Different Resist Levels: The resistance bands have 5 different resist levels (yellow 10 lbs, green 20 lbs, blue 30 lbs, black 40 lbs, red 50 lbs). Each fitness bands can be used alone, or together (up to 150LBS) to meet your different fitness needs from beginner to professional
Safe and Durable Material: The resistance bands sets are made of premium natural latex material. So it can prove high tensile strength and excellent resilience capability. Because of its superior durability, it can not be deformed or broken for long time high strength stretching workouts
Easy to use: The fitness tubes use D-buckle to replace the Carabiner to reduce the weight and simplify to steps, so it could be much easier for you to assemble the fitness brands doing workouts indoors or outdoors