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 features help to make the Xertube one of the most durable and reliable resistance bands on the market GREAT FOR ALL TYPES OF FITNESS: Helps you isolate target muscles more effectively and is perfect for use in group training and strength-conditioning classes, Pilates and physical therapy and rehabilitation HIGH-QUALITY PERFORMANCE: Built to a professional grade quality and designed for commercial gyms and clubs to be used 100 times a day versus 100 times a year in a home gym