The SPRI Traveling Trainer is a portable exerice program for the entire body developed by Michael Sena. Now you have no excuse to miss a workout wherever you roam. It includes three Xertubes which are color-coded rubber cords featuring comfortable grips at the ends each with a different level of resistance. This Advanced kit comes with green (light) red (medium) and blue (heavy) Xertubes. Xertubes are made with SPRI s exclusive Tuff Tube material which is designed to stand up to the rigors of professional use. It comes with a durable lightweight black nylon bag with zippered enclosure an interior mesh pocket hand strap and loops for attaching to a belt. It also features a 26-minute exercise VHS video and Michael Sena s personal training workout programsn and dining guide packed with nutrition tips for the traveler. Never miss a workout with travelling resistance training kit Includes three SPRI Xertubes--light medium and heavy resistance Perfect for an active fitness enthusiast who travels frequently Includes exercise video training workout program and diner s guide Durable lightweight black nylon travel bag