Features: 1. The hot water bottle is made of thick PVC material, which is resistant to pressure and not easy to eak, and is strong and durable. 2. Good sealing performance, not easy to leak, safe and reliable, and can be used with confidence. 3. Multi-purpose: heat preservation and cold preservation, can be used as a hot water bottle in winter, or as an ice bag in summer. 4. Easy to use: The wide mouth is easy to fill, and can only fill up to two-thirds of the capacity. The non-transparent design makes it difficult to see impurities and is suitable for long-term use. 5. This practical hot water bottle is an excellent gift for relatives and friends on special holidays such as Christmas, Halloween, and birthdays. Notice: Please allow 1-3cm deviation due to manual measurement Actual color may be slightly different from the image due to different monitor and light effect Material: PVC Capacity:1000/500ml Size:as shown includes: 1x Hot Water Bag