SAFE & NO LEAK - OPLIY hot water bottle is made of rubber to ensure maximum safety and transfer the heat perfectly, keeps the water warm for a longer time. To be more safety, the temperature of the hot water should not exceed 80 degrees celsius.Passed pneumatic pressure test, 24 hour swing test. It is completely pressure-tolerant and leak proofEASY TO USE - Wide mouth is easy to fill hot water,comes with an anti-squirt stopper, safety and easily let water in and out, prevent water spitting back out. Our hot water bottle maximum capacity 900ml, suggested to fill to two-thirdCOMFORTABLE PLUSH WAIST COVER- Comes with extra long waist cover ,designed with super soft double insert, keep warm to your hands and waist at the same time. plus it has a more cute and personalized look,that's a cozy gift for your mother, children, Thanksgiving Day, Christmas and New Year's DayPROTECTIVE COVER-Come with water bottle cover to prevent the hot bottle from being in direct contact with your skin,To be more safety, the temperature of the hot water should not exceed 80 degrees celsius.GREAT GIFT IDEA- A must have Christmas gift for friends and family in cold weather. If you don't get the hot water bottle, please contact us for resending a new one to you or return money to you.