Key Information: ‣ Size: Large, 31 cm x 17 cm ‣ Uses: This large gel pack is designed for flexible use either as a cold pack to reduce inflammation and relieve pain or as a hot pack to relax stiff muscles and improve circulation. It is especially useful for larger areas such as the back, thighs, or abdomen. ‣ Directions: For cold therapy, freeze the pack for at least two hours before use. For hot therapy, microwave the pack for a few seconds (check the specific time based on your microwave’s power). Always wrap the pack in a cloth to protect the skin during use. ‣ Warnings & Precautions: Check the temperature before applying to avoid burns or frostbite. Do not use the pack if it appears damaged or leaks. Do not apply directly to the skin.