The RangeRoller is designed to stimulate the effects of a personal private massage but without the high cost! The innovative multi-layer massage therapy roller with a range of possibilities. RangeRoller s exclusive Trigger Treads enable you to reach deep - massaging both outer & inner layers of muscle & connective tissue to increase circulation relieve knots warm muscles eliminate scar tissue & improve overall performance. The specially designed handle end points allow for precise reach of trigger points & hard to reach muscle pain. Range of Sizes Pro 16 - Delivers the deepest muscle penetration & the firmest massage available Original 19 - Perfect for all over massage in a length that makes it easy to take anywhere XL 25 - Ultimate flexibility & a longer width. Perfect for relieving muscle pain in hard to reach muscle groups Great For Back Hamstrings Calves Shins Shoulders Thighs Hips CAUTION: Please be aware that the only authorized sellers for this product on .com are Preferred Pro-Formance Products Therapy Connection Ithaca Sports and Arx Medical.