<p><b>Technical Parameters</b></p> <p>Capacity: 340ml/525ml</p> <p>Size: 9.6inch*3.9inch (24.5cm*10cm) </p> <p>Water Temperature : 80°C / 176 °F or so </p> <p>Injected Volume while heating: top up with cold water </p> <p>Injected Volume: 100% full filled water </p> <p>Heating Power: < 800W </p> <p>Microwave Heating Time: < 3 minutes</p> <p>Stay Hot Time: 2-3 hours </p> <p><b> Water Injection Steps</b></p> <p>A:Add hot water directly. </p> <p> 1.Place the hot water bag into the knitted cover. </p> <p> 2.Add 80°C / 176 °F hot water into it and keep 100% full. </p> <p> 3.Eliminate excessive air and firmly tighten the lid. </p> <p> B:Heating in microwave oven.</p> <p> 100% FULL FILLED WITH COLD WATER WHEN HEATING </p> <p>Notice:< 3 minutes</p> <p> C:Filled with ice water and applied to the body to reduce swelling or lower temperature. </p> <p><b> Matters Needing Attention</b></p> <p> 1. The rubber washer under the cover plays an important role in preventing water leakage. Do not damage and lose. </p> <p> 2. Do not add boiling water into directly, it's favor to add 80°C / 176 °F waterand keep 100% full, then put on the cloth cover. </p> <p> 3. When it's left unused, make it dry enough and properly inflate it then place it under shady and dry conditions. </p> <p> 4. Do not close it to the body for a long time for fear of scald. </p> <p> 5. If it swells during the heating process, please stop heating immediately. However, do not open microwave immediately. </p> <p> 6. Children under 3 years old shall not use this product . </p> <p><b> Package Include</b></p> <p> 1* hot water bag </p> <p> 1* knit cover </p> <p> 1*gift pack</p>