Crafted from high-quality thermoplastic elastomer, these pull up bands feature a silky-smooth finish with no powder residue, reliable consistent tension across every use, work well for anyone with latex sensitivities. They come in five color-coded resistance tiers to match your fitness goals: light tension for warmups, mobility work and physical therapy moderate tension for flexibility training, stretching and beginner strength building medium-heavy tension for full-body workouts and pull-up assistance high tension for advanced strength training and lower body work maximum tension for heavy resistance training for seasoned athletes and powerlifters, clear labeling to make selection easy as your fitness level progresses. Available colors: Black, Blue, Colorful