Relax your body and relieve discomfort: Foot heating can help soothe foot and leg discomfort. Promotes blood circulation and helps warm and relax the legs. Helps protect feet from the effects of cold floors and poor circulation. The hot water bottle may help soothe cold hands and feet, lower back discomfort, menstrual discomfort, joint discomfort, sports-related soreness, stomach discomfort, and more.Durable and safe, easy to use: The hot water bottle foot warmer is made of natural rubber for reliable safety and efficient heat transfer. Large 2-liter capacity, recommended to fill to approximately 2/3 full. The wide opening allows for easy filling, and the anti-splash lip helps prevent leakage. It is recommended that water used does not exceed 80 degrees Celsius.Ultra soft and warm: Both sides of the foot warmer are made from soft, durable, and warm flannel fabric. Heats up quickly and retains warmth for several hours. Features a non-slip bottom, lightweight design, and is portable for use at home, in the office, or in the car. Can be used to warm hands and feet or as a travel cushion, ideal for cold days and as a thoughtful gift.Suitable size: The hot water bottle foot warmer fits feet up to size 41 or under 26 cm in length, suitable for most adults, particularly women and children. The heated design features a 360-degree surround fit, with thick, soft materials and a comfortable shape to retain heat. Non-slip bottom allows for flexible use, perfect under desks or on sofas during cold weather.Thoughtful gift with reliable support: The foot warmer hot water bottle provides soothing warmth for cold feet, making it a considerate gift for family, friends, and loved ones.