Cando Exercise Loop The Cando Exercise Loop is a pre-made loop that can be used to perform almost any upper or lower body exercises. It comes in three lengths to accommodate for different body sizes and different requirements. The length represents the length of the loop when it is flat. 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. Comes in three lengths to accommodate for different exercise requirements. Highly portable band can be taken anywhere. There are 7 progressive levels of resistance to accommodate the lightest to the strongest needs. Lengths represent loop when it is flat. A 10 inch loop is equivalent to 20 inches of flat band cut and tied in a knot. Loops are 3 inches wide.