Muscle Therapy: Designed for physical therapy & trigger point therapy. They can help break down knots in muscles or trigger points, increase blood flow, speed up rehabilitation, and reduce pain and stiffness. The therapeutic effect can be felt immediately.Wide Applications: Application areas for neck, shoulders, arms, legs, upper back, back, buttocks, hamstrings, hamstrings, quads, calves, shins, feet, shin splints, cellulite and more. Personal massaging tool for athletes, personal trainers, physical & Massage therapists and their patients, dancers and runners.Industrial Material: Our muscle roller stick is made of high quality industrial materials. The product has two ergonomically optimized polypropylene handles and has been covered with thermoplastic rubber for a perfect grip. There are also 9 ABS independent rollers on the core of the steel rod. This new material has a high extended lifespan and is environmentally friendly.Ultra-portable and lightweight: Only 18 x 1.5 inches(45.7 x 3.8 cm) and 9 ounces(approx, 255g). Super convenient for space-saving storage and travel. Low weight makes it easy to carry in a sports bag.