Belly warming bag, microwave heating hot water bag, specially designed for cold winter, made of high-quality materials, safe and durable. Just put it in the microwave for heating to quickly release warmth, relieve abdominal discomfort and coldness. The soft outer layer conforms to the skin, providing a comfortable experience, suitable for men, women, children, and the elderly. This hot water bottle is not only practical but also the best companion for winter, allowing you to enjoy warmth in cold weather without worry.