TheraBand Resistance Tubes with Hard Handles, Professional Latex Elastic Tubing for Exercise, Physical Therapy, Pilates, At-Home Workouts, & Rehab, 48 in., Blue, Extra Heavy, Intermediate Level 2 Professional grade exercise and resistance tubing for stretching, muscle toning, improving balance, and conditioning all major muscle groups, increases both strength & flexibility subtly and naturally without free weights or dumbbells Improves strength, range of motion and flexibility while offering more control and grip with the hard handle style Portable exercise equipment is easy to setup and use, ideal for any at-home workout, hotel workout, or at-home physical therapy program; hard handles included for easy gripping during intense exercising or physical therapy Highest quality natural rubber latex resistance tubing is recognized by professionals in clinics and hospitals as the original system of progressive resistance; the best resistance tubing for stretching, strengthening, and rehabilitation