The patented (U.S. Patent No. 5,800,322) Xertube® offers progressive resistance levels for multiple uses and fitness levels. Allows for isolation of targeted muscle groups and full range of motion exercise. Ideal for group exercise, personal training, and traveling. All Xertubes® available with soft or hard handles. Unless specified by customer, yellow Xertubes® come with soft handles, all other colors come with hard handles. The Yellow Xertube® is for those men and women just beginning an exercise regimine, providing the least resistance of all our Xertubes. At 1-1/2 times its length, the weight equivalence of this tube is approximately 3 to 5 pounds. One Free 8.5 x 11 Instruction Sheet Per Order. For carpeted or rough surfaces, we recommend the original Step Tube with the protective rubber sleeve.
The resistance recommended by SPRI for advanced men and women
Perfect for home, gym, or on-the-road use
Includes door attachment for additional training options
Two illustrated exercise charts
Measures 5 by 7-3/4 by 2-1/2 inches and weighs .6 pounds
SPRI Xertubes provide an easily portable, highly versatile way to add resistance training to your workout. Constructed of durable rubber with secure plastic and webbing handles, the Xertubes are suitable for a variety of toning exercises, body types, and fitness levels. Each Xertube is color coded to a specific resistence level, so you get the workout that best suits you. SPRI also includes a strap that lets you safely secure the tube to a door for additional target activities. The kit comes with two illustrated charts of exercises, including bicep curls, shoulder presses, and back extensions. Designed for light and speedy mobility, the strap can be rolled up to stash in a gym bag, suitcase, or overnight grip.
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