The TriggerPoint GRID X Foam Roller goes beyond your standard foam roller. With extra-firm foam and a three-dimensional surface, this foam roller targets deep tissues, promotes blood flow, and aerates tissues as you roll. The compact design of this foam roller makes it super-portable so you can experience muscle relief anywhere you go. Start repairing tired muscles and experience relief from your body's aches and pains with the TriggerPoint GRID X Foam Roller.