Buy a single band for stretching, ankle work and upper body strengthening. Recommended for stretching for stronger athletes who are under 6 ft. tall. The Average Band is 1-3/4" wide and provides up to 75 lbs. of resistance. This band Green. For lower body strengthening on squats or for use with weights (as in powerlifting applications) you would need a pair of bands. Please order a quantity of 2 if you need a matching pair of bands.