Please comment your favorite color. 1L = 1480 yen 2L = 1680 yen 【Latest Design】Selected high-quality PVC material! Excellent heat retention and durability, no odor, and no worries about water leakage! 【Multi-functional Hot Water Bottle】The hot water bottle can be used alone to treat pain, aches, and sports injuries such as back, neck, and shoulder pain, muscle pain, menstrual pain, tension (pain at rest), etc. In addition to conventional heat therapy, it can also be used as a cold compress for children with heatstroke or to reduce swelling from minor injuries. (Do not heat in the microwave) 【Easy to Use】Let the boiling water cool slightly before pouring it in (do not use hot water). Slowly add water up to 2/3 full. Slowly release the trapped air, tighten the screw, and make sure there are no leaks before use. 【Please Note】Due to the natural rubber material, there may be a slight odor, but please understand. After pouring in hot water, it is recommended not to touch the skin directly to avoid burns, and to use it safely at an appropriate temperature. 【Long-lasting Warmth】Comes with a soft, removable knit cover that insulates the hot water and maintains its effect for 6-8 hours. It also protects the hot water bottle from impact and dirt. The cute and attractive patterns on the lid make it a heartfelt gift for mothers, fathers, children, friends, and loved ones on Mother's Day, Thanksgiving, Christmas, and New Year's Day. Related Keywords