Long Loop Band (Heavy Resistance) 
(It should be used by those who have already built up a lot of muscle tone, because they are so hard to stretch out or those looking to specifically focus on large muscle groups, rather than individual muscles.)
STRENGTHEN YOUR LOWER AND UPPER BODY: Long loop bands are used to stimulate muscles, help tone up your upper and lower body, can be used in place for weights or strength training routines.
These resistance bands will not roll up, pull or pinch. Aavailable in a variety of colors.