Insta Heat Therapeutic Neck and Body Wrap - Hot and Cold Long Lasting with Moist Heating
Activating Hot: Heat in microwave 1 1/2 minutes.
If additional warmth is desired, continue microwaving in 20-second intervals — not to exceed 2 1/2 minutes total heating time per use.
Microwave heating times vary. Always test for hot spots and overall temperature before using.
Cold Pack: Place in a plastic bag and place in the freezer overnight.