Fitness Foam Yoga RollerRoll your way to a stronger, healthier you. Our Fitness Foam Yoga Roller loosens tight muscles to help improve mobility. It allows for simultaneous double arm and double leg work to soothe soreness effectively. Decrease Muscle Tension. Muscle tension is caused by muscles stuck in contraction due to repetitive movements and poor posture among other things. Pressure from self massage rolling physically breaks the contraction allowing the muscle to fully