Instant Hot Gel Packs

Instantly becomes hot after bending red bar inside pack. To return to original state (ready to be used again) merely boil in water until pack once again becomes clear. Available in 3 sizes (Round 4" diameter, Oval 6" x 4.25" and Rectangle 6" x 4") and in Eye Pack (7.5" x 2") and  Face Mask (9" x 4").