PowerArc Resistance Cables are made using Lifeline's Progressive Layering Technology™ to perform better and last longer than common extruded fitness cables. PowerArc Resistance Cables provide continuous tension throughout an exercise's entire range of motion to build strength and endurance. They feature high-strength Cable Connectors to safely, securely and easily attach to the PowerArc Handles. The sliding cable movement of the PowerArc system allows for more exercise options than traditional handles. Each cable is color coded for quick identification during interchange and is five feet long to accommodate a wide variety of exercises for everyone from beginners to advance users. DESIGN: Patented PowerArc Free Motion Cable Slide design allows cables to rotate around the handle to engage more muscles Cable Connectors securely attach to PowerArc Handles via keyhole slot on handles Layered cable construction for optimum durability and performance during strength training WARRANTY: Lifeline Fitness warrants that the products sold to be free of defects in materials and workmanship and to be in perfect working order at the time of purchase. If the product should, for any reason, become defective within 60 days of purchase, Lifeline will replace the product once it is returned to Lifeline. This warranty does not apply to any damage caused by accident, abuse or misuse of the product. There are no other warranties other than those expressly set forth within.