Size:13.5cm (5.5") diameter and 32.8cm (12.9") height. Rolling the foam roller before and after exercise can increase blood circulation and rinse away stored lactic acid. ACTION MODE - The foam roller gives you the best massage by rolling to relieve your aching leg muscles. You can warm up or roll when cooling to stretch overloaded muscles. COMFORT - EVA massage roller has soft texture, is the companion of yoga and one of the best myofascial release tools that simulate professional masseurs, so you can relieve pain easily and effectively. Practical: arranged in a diagonal grid pattern, it can work on any part of the body. As long as you apply pressure, the small bumps can roll the lactic acid, cellulite and pain trigger points throughout the body. SUITABLE FOR: Whether you are an athlete, a student, a yoga enthusiast or a person who performs normal exercises, you can use a foam roller to relieve fatigue.