Place the gel pad in the freezer at -18 °C for approximately 2 hours. Check the temperature before use and wear the pad for no more than 20 minutes at a time. Never place a frozen pad in the microwave.
Place the gel pad in the freezer at -18 °C for approximately 2 hours. Check the temperature before use and wear the pad for no more than 20 minutes at a time. Never place a frozen pad in the microwave.