Power Systems Versa Tube Short Resistance Tube Allows exercises on multiple planes of movement, targeting more muscles in both upper and lower body Portable and lightweight, great for travel and personal trainers, clubs and gyms 36 inch tubing has PVC handles Sold Separately in 6 different resistance levels: Extra-Light through Ultra-Heavy Resistance exercise training aid for speed, agility, strength, power, running, football, basketball, baseball, soccer and all other athletic, fitness, weight, or cross training