Adorable polar bear reusable gel pack soothes aches and pains. Can be used hot or cold. Heat or freeze to soothe sore muscles, headaches, cramps, bruises and more. Or drop it in your lunchbox to keep it cold and fresh. To use as a hot pad, place pack in hot water for about 7 minutes. To use as a cold pack, place pack in freezer for at least 1 hour. Keeps cold for 4 hours. Non-toxic gel. Not suitable for children under 3. To clean, wash gently by hand.