Meijer Health Hot & Cold Therapy Pack - Large for Neck and Shoulder Reusable

Meijer Health Hot & Cold Therapy Pack - Large for Neck and Shoulder Reusable. Heat in microwave for 45 seconds on both sides. Great for muscle and joint pain swelling and muscle cramps. Do not use heat therapy for more than 20 minutes per session. Can be used also from the freezer for cold therapy. Put in freezer for 2 hours. Do not apply cold therapy for longer than 20 minutes per session.