Product Description Size: 44.5*4*4cm Material: Eco-friendly Rubber Packing Material: 1* Muscle Massager 1.Universal and Upgraded: This upgraded muscle roller is made of solid tube with 10 gears with tread design.Unlike other gears, the gaps between our gears are specially designed to provide a deeper tissue massage for faster muscle relief.0.5cm clearance between each gear to provide more flexibility and avoid any hairs getting caught 2.Fast Recovery - Deeper Ridge: This upgraded massage tool provides deeper tissue massage for feet, calves, legs, hamstrings, back, buttocks, quadriceps, arms, neck, sciatica, Back and shoulders.Very effective in relieving shin splints, plantar fasciitis, sciatica, restless legs syndrome, tennis elbow, etc., relieves muscle soreness, aids recovery, reduces stiffness and pain before and after workouts 3.Durable and High Quality Deeper Ridges Material: This upgraded massage stick roller is made of industrial strength material, polypropylene handle, TPR non-slip pad.4.Anti-Slip Grip: The dual handle handle with bump design helps you hit those hard-to-reach spots and allows for a simple self-massage to provide the best treatment for your muscles 5.Compact and Lightweight: Slim but powerful, the Muscle Roller Stick is perfect for home and travel, going to the gym, at home or on the sports ground, etc.It fits perfectly in your gym bag