The Foam Roller™ - Soft Density 18 Inch is an essential tool to increase challenge and range to a variety of Matwork exercises. The unstable nature and smaller base of support of the full cylinder helps you focus on balance and coordination. Used in many different ways, the Foam Roller targets core stabilizers, ensures optimal alignment and challenges strength through the torso as well as the arms and legs. Add more intensity, complexity and fun to any workout, at any level.