It’s Easy To Feel Muscle Soreness Due To The Accumulation Of Lactic Acid Produced During Workout. Physical Massage Is The Safest And Healthiest Way To Release Your Muscles From Soreness, Tension And Fatigue. With This Massage Roller, Releasing Sore And Tense Muscle With Appropriate Pressure Is Simplified. Even On Relaxed Muscles, Rollers Can Stimulate Tissues And Promote Circulation.