The Bulk Resistance Tubing is the tubing from a Power Systems favorite, the Versa-Tube. It is perfect for personal training and for use in fitness clubs and home gyms. All the resistance tubing from Power Systems is produced using a unique layering process that improves longevity in commercial or institutional settings. Tubes help to strengthen muscles, improve balance, prevent injuries, OR help in recovery. Six resistance levels for any user, whether you are an experienced athlete or just beginning fitness training. Tubing handles are sold separately. 100 foot. box includes four sections, approximately 25 feet each. Contains Latex.