Resistance Bands  Effective resistance for muscle strengthening, toning and mobility training.  Premium quality latex bands will not break  Includes: three 24" x 2" width premium quality bands Light Resistance – Light Blue 0.7mm Medium Resistance – Blue 0.9mm Heavy Resistance – Dark Blue 1.2mm Microfiber carry bag + Exercise Guide  Item# 3407 UPC# 7 85702 03407 1