Relieve tension in your upper back and shoulders with this Massage Roller. Washable cotton cover features a convenient handle. Lie with the roller crossword under your back, and roll back and forth to massage your back and shoulders, or place it lengthwise under the spine to expand the chest. Under the knees is a final relaxation pose, it brings release to the lumbar area. Removable, washable coverSturdy foam coreMeasures 4" x 21"