The original. Doctor recommended. Provides natural moist heat. Use it hot or cold. Reusable. Contains 100% natural materials. Easy and safe to use as directed. One size fits all. Doctor recommended moist heat without adding water. Satisfaction guaranteed. This product is especially beneficial for: arthritis, sore muscles, joint stiffness, chronic pain, sports injuries, warming up. Bed Buddy is easy to use and provides penetrating heat for sore muscles, aches, and pains. It can also be used as a cold pack. www.carex.com. Made in China.