The new Power Tubes are an ideal workout tool that can be used for both strength training and rehabilitation. The Ultimate Power Tubes include a training DVD with professional instruction from Mark Verstegen, a worldwide trainer of pro athletes and creator of the Core Performance® System. Join Mark, as he empowers you with his scientifically-proven exercises, to increase your balance, strength, and functionality, helping you feel better, have more energy and reduce pain for an active lifestyle.
All Power Tubes are now available in a wider range of weight resistance, including two new weights. You can now select from 5lb., 10lb., 15lb., 20lb., 25lb., or 30lb. Power Tubes are the perfect, lightweight exercise equipment for you to train at home or while traveling. Wherever you are, achieve an ultimate workout with Power Tubes.
GoFit Power Tube Inner Cord Technology.
GoFit strives for maximum performance and innovation in every product. Resistance tubes are not all created equal. GoFit Power Tubes are designed with a unique, reinforcing "Inner Cord" coil within the premium-grade tubing. 
Scientifically tested by a professional, independant lab, this technology is shown to lessen the probability of tube snap back.
