The flexible TriggerPoint STK Contour (04426) muscle roller stick wraps around and compresses muscles while rolling to increase circulation, speed up recovery, and improve mobility. User-controlled pressure for instant, comfortable relief.Massage Roller Sticks details:Recovery post workoutFlexible hourglass design wraps around and compresses muscles while rollingFoam spindles individually roll across muscles to provide a comfortable massage while increasing circulationSlim handles make it easy to control and leverage pressure for targeting muscle knots and releasing tightness while seated or standingEngineered for user-controlled pressure to massage lower and upper body muscle groups, including calf, hamstring, quadriceps, and backTravel-friendlyBacked by 1 year manufacturer's warranty