TriggerPoint GRID 1.0 Foam Roller, massage roller, 33 cm, orangeThe TriggerPoint GRID hollow core foam roller consists of a patented foam surface with different densities, which ensures firm compression of stiff muscles, knots and folds. Patented zones replicate the feel of the masseur's hands, helping to promote the flow of blood and oxygen, key nutrients needed to repair muscles. Ideal for beginners and advanced users, the TriggerPoint GRID foam roller relieves muscle pain and tension, improves mobility, and