exercise bands resistance(resistance band,resistance bands) 1)high quality 2)good service 3)reasonable price 4)long life exercise bands resistance(resistance band,resistance bands)Circle style, easy to exercise Material: high quality latex Thickness: 0.15mm; 0.25mm; 0.35mm; 0.45mm; 0.55mm; 0.65mm, different thickness fit for all kinds of persons Color: bright and attractive, any color you want ...