bintiva Assisted Pull Up Bands, Resistance, Stretch, and Powerlifting Exercise Loop Bands for Fitness, Crossfit, Therapy, Chin Ups; and Muscle Toning and Strengthening Sale is for a single resistance band, choose from our seven different resistance / tension levels (ranging from 2 LB to 150 LB). To help you select the fitness band most suited to your individual needs, see the pull-up chart, and the resistance guide on the left. These heavy duty "Superbands" are ideal for a variety of strengthening exercises, rehabilitation programs, and fitness routines. Purchasing two smaller bands, in place of a large band yields more levels of resistance, as the bands can be combined, or used or individually. Like all Bintiva products, the resistance bands come with a 100% manufacturer's warranty