Never just sit still. Use the Active Body Ball to break up the “rust” in those muscles. Then roll-on MuscleCare for longterm soothing relief. Ball is 100% natural rubber, antimicrobial treated. Ideal for cold & heat therapy. Can be heated to 300 degrees F or frozen – holds temperature for 20 minutes. Use for: Myofascial release, pain relief, joint mobilization, stimulating blood flow. The most versatile recovery tool on the market! Lifetime Guarantee. MuscleCare Extra-strength Roll-on is teh strongest all natural scientifically-based topical pain relief analgesic, antiinflammatory and anti-spasmodic available for immediate pain relief. Save $15.00 when you get both these items together. FREE SHIPPING & HANDLING.