(3 Packs Included): Contains (2) 4.5 X 7 Packs & (1) 3 X 6 Pack * Pain Areas: Ankle Elbow Foot * Convenient Size For Many Uses Either Alone Or To Rotate As A Refill In Our Wrap Systems For Continuous Uninterrupted Cold Therapy * Refill For Model 514 (10078g) * Ice-it Cold Packs Freeze In Just 20 Minutes And Can Be Used Again And Again * They Are Filled With Nontoxic Material Inside Latex-free Vinyl That Maintains Its Pliability Even When Fully Frozen