The Power Resistance Bands are #5, #6, #7, #8.

SuperFlex resistance bands have been layered for safety and are used primarily for upper body and lower body strength training, dynamic stretching, flexibility, traction stretching, squats, speed and explosion drills.

For bulk band orders (anything over 10 bands), please contact SuperFlex Fitness for best shipping rates by calling 866-750-7508 or email dave@superflexfitness.com.