Foam Yoga Massage RollerHigh density deep tissue massager The high density muscle roller is comfortable to use making it easy for beginners but still effective at penetrating the soft tissue layer of tired muscles. Soft enough to use while in pain from a lower back injury, sciatica or plantar fasciitis. Massage roller information Massage rollers parameters The size of the roller: 12. 9 x 5. 5. Weight: 31. 7 ounces. The lightweight yet rugged solid core massage roller with