I got these from amazon. Four different bands ranging ftom light to x heavy. Plus they are pink and purple (and they come with their own bag) Resistance Bands with Carry Bag, Video & eBook. Set of Four Loop Bands for Exercise and Fitness (Purple and Pink) https://www.amazon.com/dp/B01FART4G8/ref=cm_sw_r_cp_apap_ZlOil5D9yZJB5