Size: 44.5*4*4cm Color: Green, Black, Orange Material: Eco-friendly Rubber Packaging Material: 1* Muscle Massager 1. Multifunctional Upgrade: This upgraded version of the muscle roller stick uses a solid tube core, and 10 gears use tread design. Unlike other gears, the gap between our gears is specially designed to provide more deep tissue massage and relieve muscles faster. It has a 0.5cm gap between each gear to allow more flexibility and avoid any hairs getting caught. 2. Fast Recovery - Deeper Spine: This upgraded massage tool provides more deep tissue massage for feet, calves, legs, hamstrings, back, glutes, quadriceps, arms, neck, sciatic nerve pain, back and shoulders. Very effective in pain relief from shin splints, plantar fasciitis, sciatica, restless legs syndrome, tennis elbow, etc., relieves sore muscles, aids recovery, reduces stiffness and pain before and after workouts 3. Durable and high quality deep ridge Material: This upgraded massage stick roller is made of industrial strength material, polypropylene handle, TPR non-slip pad. 4. Non-slip handles: Dual handles with bump design help you hit those hard-to-reach spots and allow for easy self-massage, providing the best treatment for your muscles 5. Compact and lightweight: Thin muscles but powerful Roller Stick is great for home and travel, going to the gym, using at home or on the sports field, etc., perfect for your gym bag