SPRI Excercise DVD 30 Minutes to Fit: Flexibility for the Inflexible DVDSPRI Excercise DVD 30 Minutes to Fit: Flexibility for the Inflexible DVDSPRI Excercise DVD 30 Minutes to Fit: Flexibility for the Inflexible DVDSPRI Excercise DVD 30 Minutes to Fit: Flexibility for the Inflexible DVDSPRI Excercise DVD 30 Minutes to Fit: Flexibility for the Inflexible DVDSPRI Excercise DVD 30 Minutes to Fit: Flexibility for the Inflexible DVDSPRI Excercise DVD 30 Minutes to Fit: Flexibility for the Inflexible DVDSPRI Excercise DVD 30 Minutes to Fit: Flexibility for the Inflexible DVDSPRI Excercise DVD 30 Minutes to Fit: Flexibility for the Inflexible DVDSPRI Excercise DVD 30 Minutes to Fit: Flexibility for the Inflexible DVDSPRI Excercise DVD 30 Minutes to Fit: Flexibility for the Inflexible DVDSPRI Excercise DVD 30 Minutes to Fit: Flexibility for the Inflexible DVDSPRI Excercise DVD 30 Minutes to Fit: Flexibility for the Inflexible DVDSPRI Excercise DVD 30 Minutes to Fit: Flexibility for the Inflexible DVDSPRI Excercise DVD 30 Minutes to Fit: Flexibility for the Inflexible DVDSPRI Excercise DVD 30 Minutes to Fit: Flexibility for the Inflexible DVDSPRI Excercise DVD 30 Minutes to Fit: Flexibility for the Inflexible DVDSPRI THE ORIGINAL XERTUBESPRI THE ORIGINAL XERTUBECreate just the right amount of resistance with the ideal workout tool that you can use anywhere, anytime, in just minutes a day! All you need is a little space to begin a safe, effective total body conditioning program.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.Green Xertube? is for beginner women and moderately fit men. At 1-1/2 times its length, the weight equivalence of this tube is approximately 6 pounds. 44" in length.Red Xertube? is for moderately fit women or fit men. At 1-1/2 times its length, the weight equivalence of this tube is approximately 10 pounds.Blue Xertube is for very fit women or fit men. At 1-1/2 times its length, the weight equivalence of this tube is approximately 15 pounds.Purple Xertube? is for extremely fit men and women. At 1-1/2 times its length, the weight equivalence of this tube is approximately 20 pounds.