BLUE HEAVY * 15 Loop (Lower Body) * High quality latex band pre-formed into a loop * You do not have to cut and tie it * Use the pre-made exercise loop to perform almost any upper or lower body exercise * Highly portable band can be taken anywhere * There are 7 progressive levels of resistance to accommodate the lightest to the strongest needs * Full Body Set consists of 10 15 and 30 loop of specified color * Can be used for total body workout * Lengths represent loop when it is flat * A 10 loop is equivalent to 20 of flat band cut and tied in a knot * Loops are 3 inches wide *