SPRI Xertube Resistance Bands Exercise Cords (All Exercise Bands Sold Separately)RESISTANCE BAND: Designed for light and speedy mobility, the exercise band can be rolled up to stash in a gym bag, suitcase, or overnight trip making it perfect for travel, gym, or in home use TUFF TUBE DURABLE RUBBER: This heavy duty, high quality material has greater resistance to abrasion and tears to stand up to the rigorous demands of professional use TUFF SLEEVE PROTECTIVE HANDLE: The handle plug, protective sleeve and grommet reinforcement