100% and new and high quality Features: This microwave heating bottle is made of silicone that is soft and durable. Dustproof, reusable, washable. It can withstand low temperatures of minus 20 degrees and high temperatures of 120 degrees. Please do not use boil water or strongly corrosive liquid to wash the bottle. This hot water bottle is lightweight and portable. It is very comfortable and convenient to hold on the hand or in the bag, with perfect size and fashionable shape. It can be kept warm outside for about 3 hours, and can be kept indoors or in bed for about 4-8 hours. It can be used for cold compress and heat therapy. Small and light, easy to carry,can be used in the office, at home, or on business. 1. Heating in microwave oven: This silicone hot water bag can be heated in microwave oven with full cold water and it can be heated repeatedly. For safe heating, please make sure to fill cold water fully and do not heat with knit. You should heat the bottle in less than 2 minutes. The microwave heating power must be less than 800W. And do not use light wave mode of microwave oven to heat it. If there is swelling during heating, stop heating immediately, do not open microwave immediately. 2. Directly use with hot water or ice water: The hot water bottle can inject 80 hot water about 2/3 of the bottle to use it for hot compress or heat therapy directly. Please make sure to exhaust excess air from the bottle before you start to use. The filling nozzle is about 23mm that is wide enough to inject water. And please be careful with the hot water when you are injecting. This bottle can be also used for cold compress. You can use cold water directly or put it in the fridge for some time. Attention : 1. The rubber washer under the cover plays an important role in preventing water leakage. Do not damage and lose. 2. DO NOT add boiling water into directly, its favor to add 80C / 176 F water and keep 2/3 full. Itll be better if a cloth cover is applied. 3. When its left unused, make it dry enough and properly inflate it then place it under shady and dry conditions. 4. DO NOT close it to the body for a long time for fear of scald. 5. When its put into microwave oven, please ensure the bag is filled with cold water and heating time not exceed 3 minutes(2.5Minutes is better) to prevent a burst. 6. If it swells during the heating process, please stop heating immediately. However, DO NOT open microwave immediately. 7. For children, please use it under the supervision of adults. Specification: Type: Hot Water Bag Injected Volume : 2/3 Water Temperature : 80C / 176 F or so Injected Volume while heating : top up with cold water Heating Power : shall not exceed 800W Microwave Heating Time : not exceed 3 minutes(2.5Mniutes is better) Material: Silicone+PA+PC Optional Style/Capacity: Hat 320ML/ Glove 300ML Optional Color: Blue,Pink,Red Size:app. As picture shown 131 x 57 x 116mm / 5.15 x 2.24 x 4.56in 133 x 57 x 95mm / 5.23 x 2.24 x 3.74in Quantity: 1 pc Note: Transition: 1cm=10mm=0.39inch No retail package. Please allow 1-2cm error due to manual measurement. pls make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you Package includes: 1 x Hot Water Bag(other accessories demo in the picture is not included.)