The TheraPearl Sports Pack is a versatile therapeutic solution offering both hot and cold therapy options. This reusable pack features unique pearl technology that remains flexible and conforms to your body's contours for targeted relief of muscle aches, joint pain, and inflammation. Key features: • Dual hot and cold therapy functionality • Flexible design that conforms to body contours • Reusable and long-lasting • Microwave safe for heat therapy • Freezer safe for cold therapy • Pearl technology stays pliable when frozen For cold therapy, place the pack in the freezer for at least 2 hours. For heat therapy, warm in the microwave according to package instructions. Always use a cloth barrier between the pack and skin, and test temperature before applying. Ideal for treating sports injuries, arthritis, swelling, inflammation, and general muscle soreness. The pack's unique pearl technology ensures it remains flexible even when frozen, allowing for better contact with treatment areas.