Multi Functional Hot Water Bottle- OliviaLiving hot water bottles are made from High-quality and Recyclable Rubber material, which helps holding heat longer than traditional silicone hot water bottle, also works as an ice pack, or cold water bottle. Easy To Use- Wide mouth is easy to fill and the anti spurt lip of hot water bottle with cover prevent water spitting back out like those old rubber ones. Fill only to two-thirds capacity maximum. The hot water bottle is manufactured to B.S.1970:2012 to ensure maximum safety. Helpful Assistant- The classic design of this classic hot water bottle. Treating sore muscles, stress or cramps, arthritis, aches and pains, stiff necks, lower back pain, Gifts for women menstrual cramps and other common aches and can also double up as a cold compress for kids with fever or to reduce swelling for minor injuries. Care Instruction- Grid texture makes skin contact safer and more comfortable. Comes with an elegant knitted hot water bag cover to prevent the hot rubber from being in direct contact with your skin to cause burns, plus it has a more classy and personalized look. The hot water bottle rubber should be replaced after two years of use. And check stopper for wear and tear damage at regular intervals. After-sale Service - We are so confident with the quality of our hot water bag. But if you don't completely satisfied with this product for any reason, please feel free to ask us at any time!