Feature:1. HOT AND COLD COMPRESSES: Available for all seasons, can be injected with hot water and put in the microwave oven to heat, can be injected with cold water and put in the refrigerator to freeze.2. EXPLOSION PROOF MATERIAL: Thickened PVC material, wall thickness of 2.3mm, more durable warmth, completely odorless, safe and secure.3. SAFE AND LEAKPROOF: Adopts high temperature and high pressure molding technology, with threaded stopper to achieve good performance of antipressure, explosionproof and leakproof.4. KNITTED COVER: Comes with a knitted cover and prevents burns from direct skin contact with the hot water bottle. Keeps your hot water bottle constantly warm.5. MULTIFUNCATION: Suitable for keeping feet, neck, shoulders, abdomen and back warm. The portable design allows you to carry it around.Specification:Item Type: Hot Water BottleMaterial: High density PVCColor: Dark graySpecification: 1000ml.Package List:1 x Hot Water Bottle1 x CoverNote:1. In the case of microwave heating to ensure that the hot water bag has two thirds of the water. 2. Power not more than 1500W, heating time 23 minutes (adjut according to the different power)