- An effective cold therapy for sprains & strains, muscle soreness, bruises, swelling and tension headache
- Cool pack in a chilling unit or freezer
- Packs remain pliable and soft even below freezing
- Maintains its therapeutic cold for up to 30 minutes
- Made of a durable heavy-duty vinyl exterior and bentonite clay interior
- Use with a cold pack cover, sold separately, or a hand towel between skin and pack