2L large capacity The size of the hot water bottle is 30x19cm and the capacity is 2 liters. This allows the hot water bottle to dissipate heat for an exceptionally long period of time. [Safe to use] The hot water bag is made of advanced thermoplastic PVC material and high-quality soft fluff material, which is skin-friendly. The PVC material is odorless and recyclable, and the screw cap helps prevent the bottle from leaking. Safe and easy to fill and use. Easy to use The wide mouth makes it easier to fill the bottle with water and reduces the risk of burns. Strong nuts ensure no leakage after tightening. Note: Fill two-thirds of the water with hot or cold water. Compared with traditional rubber hot water bags and recyclable thermoplastics, advanced thermoplastics can hold heat for up to 8 hours and can also be used as ice packs or water heating bags. It can relieve neck pain, shoulder pain, abdominal pain, etc. Please note, however, that this warm water bag is not suitable for microwave use. The ideal gift: When it comes to caring for your wife or any of your loved ones, this hot water bottle with a fluffy lid is the perfect choice. Both men and women can enjoy the benefits of this hot water bottle, and it is also a good choice for the elderly. The perfect gift for family/friends/loved ones on birthdays, Thanksgiving, Christmas and New Year's Day.