Plastic Magic Knee Heating Pad, Feature : Reusable, Portable

Operational Process : To Activate : Press the metal disk which is inside the liquid of our Knee Pain Gel Heating Pad to activate these products. To Recharge: Keep the Knee Pain Gel Heating Pad wrapped in a cloth and place it in boiling water for 5-7mins. till the crystals are dissolved. In case any crystal is left, continue boiling. This avoids re-solidification of crystals. Once these are completely cleared, these can be used twice. First, after boiling and next after cooling. After these products cool down these can be re-activated by clicking on the chip inside the liquid.