Features: 1. Professional Material: Thermoplastic material that is odorless and recyclable. Advanced thermoplastic material and unique design that holds heat longer than a traditional hot water bottle. Could be used as an ice pack, or cold water bottle. Note, this is not suitable for microwave oven heating. 2. Safe & Easy to Use: The hot water bottle with a wide mouth is easy and safe to fill and use. The hot water bag has passed the pressure resistance and leak-proof test, which is safe to use for people in daily. Pregnant women and children can use it safely since it is odorless and eco-friendly. Please fill only two-thirds 80 degree water into it. 3. Anti Leak And Keep Warm: The hot water bag has been done the leak detection and sealing detection within 24 hours before leaving the factory. Also, the product advanced design can retain heat for an extra long time. The ribbed outer surface helps maintain temperature and give you a warmer night. 4. Large Capacity & Easy to Use Hot water bottle with 2000ml large capacity, can provide you with a lot of continuous heat. The wide mouth design prevents you from getting burned when filling water. It is more convenient and safer to pour water into the hot bottle water bag without overflowing. 5. Safe To Use: Hot water pack does not contain BPA, phthalates, and other harmful ingredients, which is more friendly to pregnant women, the elderly and children. Specification: Material: PVC Product Color: Pink, Green, Orange, Grey. Blue Product Size: 31 x 20 x 4cm Product Weight: 420g Capacity: 2000ml Package Included: 1 Set x Hot Water Bottle