Multi Functional Hot Water - Hot water bottles are made from High-quality PVC material, which helps holding heat than silicone hot water , also works as an ice pack, or cold water . Easy To Use- Wide mouth is easy to fill and the anti spurt lip of hot water with cover prevent water spitting back out like those rubber ones. Fill only to two-thirds capacity maximum. Helpful Assistant- The classic design of this classic hot water . Treating sore muscles, stress or , arthritis, aches and pains, stiff necks, lower back pain, Gifts for women menstrual and other common aches and and can also as a cold compress with or to reduce swelling for minor injuries. Care Instruction- Grid texture makes contact and more comfortable. Comes with an elegant knitted hot water bag cover to prevent the hot rubber from being in direct contact with your to cause , plus it has a more and look. The hot water rubber should be replaced after two years of use. And check stopper for wear and tear damage at regular intervals. color: Pea Green Material: PVC Package Contents: 1x Hot Water Bag with Cover Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.