Descriptions:1. Assisted Pull-Up Resistance Bands for CrossFit and Power-Lifting (Choose Single Band or Entire Set) 2. Ideal Exercise Bands for Assisted Pull Ups， Chin Ups， Muscle Ups， Ring Dips， Power Lifting， Home Gym or Physical Therapy Arm and Leg Exercisers. 3. Resistance bands allows you to get fit， lose weight， gain muscle， get stronger and achieve your fitness goals. Features:1. Great tool for Flexibility and Strength Training 2. A Simple， Fast， and Effective Workout3. CrossFit / or any Cross Training Program 4. Multifunction: for deep squat， track and field， free weight， physical training and other exercises5. Lightweight and portable， fit for business travelers or anyone on the go Loop Band Resistance Level: Red (15-35 lbs)Length: 208 cm/81.89"Width: 1.3cm/0.52"Thick: 4.5mm Package contents: 1 * Resistance Bands