Come and see our amazing products. Hot water bottle is made of new anti-aging rubber, longer life than traditional ordinary rubber bottles. Make sure maximum safety and transfer the heat perfectly. Passed pneumatic pressure test, 24 hour swing test. It is completely pressure-tolerant and leak proof.Hot water bottle with cover designed to retain heat to ensure your comfort and are a great ecofriendly alternative for a heating pad . the soft covers distribute the heat evenly and It will accompany your family and you through the cold winter, also It is ideal as hands and bed warmer.Wide Bottle Nozzle - Comes with an anti-squirt stopper, safety and easily let water in and out, prevent water spitting back out.CAUTION: about baby and kids safe. an adult should always supervise and never fill with boiling water. Pls confirm with us about the packing info, stock color and exact production time before placing your order.