Relax your body and relieve pain: Foot heating can relieve pain and pain in the foot and leg. Increases blood circulation, relaxes and warms the legs. Protect your feet from poor blood circulation, arthritis and cold floors. The hot water bottle helps relieve cold hands and feet, lower back pain, dysmenorrhea, arthritis pain, sports injuries, seizures, stomach pain, etc. Durable and safe Easy to UseThe hot water bottle foot warmer is made of natural rubber for maximum safety and perfect heat transfer, large 2 liter capacity which needs to be filled to about 2/3. The wide mouth is easy to fill and the anti-splash lip prevents water from spitting out like the rubber ones. We recommend that the poured water temperature does not exceed 80 degrees Celsius. Ultra Soft and WarmFoot warmers on both sides are made from super soft, exceptionally durable and warm flannel . Heats up in minutes. Stay warm for a few hours. Non-slip bottom material, lightweight and portable, whether you are at home, in the office or in the car, can be used for warm feet and hands or as a travel pillow, ideal for cold days and as a gift for your loved ones. Suitable Size Hot water bottle foot warmer fits feet below size 41feet shorter than 26cm. , suitable for most adults, especially for women and children, the heated slippers have a 360 surrounded design, the soft and thick material and the comfortable design will keep the heat inside the cushion. Non-slip design at the bottom, flexible use range, perfect for use under the desk or on the sofa in cold weather Surprise gift and prompt after-sales service: The foot warmer hot water bottle takes care your feet with soothing warmth and cold feet will be gone, which is a great gift for your family, friends and anyone you love.