Leak-free safety design with a screw-in lid for reliable, mess-free operation. Key benefits - Secure, leak-free performance thanks to a screw-in cap. - Abdominal warmth during menstruation to help keep warm and relieve cramps. - Hot compresses can ease cervical and lumbar discomfort from long hours of sitting at work. - High-quality materials yield a safer, stronger, and more durable hot water bottle; reusable and environmentally friendly. What makes it stand out - Durable construction and reusable design reduce waste and provide long-term use. - Clear focus on safety and reliability with a leak-free design and secure lid. - Versatile for multiple pain relief scenarios while maintaining simple, convenient operation. 2-3 practical use scenarios - Menstrual relief: apply a warm compress to the abdomen to stay warm and relieve cramps. - Desk-based comfort: use on the neck or lower back to alleviate cervical and lumbar discomfort after long periods of sitting. - General warmth and muscle relief: heat for sore muscles or joint discomfort on cold days or after exercise. Specifications and performance - Function: hot water bottle for warm compresses with leak-free safety design. - Material: high-quality materials for safety, strength, and durability. - Reusability: designed for repeated use, contributing to environmental friendliness. Usage notes - Ensure the cap is tightly screwed on before use to maintain a leak-free experience. - Follow standard safety guidelines for hot water bottle use.