Instant hot pack from Dynarex. Shake it up, locate the inner pouch and squeeze, shake again and you’ve got instant hot that you can now wrap in a soft cloth and apply. Soothes sore muscles, muscle spasms and joint stiffness. This is a single use, large hot compress, 5″ x 9″. Sold individually.
Contains Magnesium Sulphate and water. Dynarex item#4516