Instant, one-time use cold pack for use wherever the application of cold is needed. Active cold compress by squeezing and shaking. Gentle touch packaging allows you to apply cold pack directly to the skin without having to wrap in a towel. Instant cold packs contain Calcium Ammonium Nitrate and is not hazardous. Great for minor aches, sprains, strains, burns, nosebleeds or headaches. Apply ice pack for instant cold therapy relief. Easily conforms to body parts because it remains flexible. No refrigeration is needed and these ice packs are completely disposable. Instant cold packs measure 5 x 9 inches, 24 cold packs per case.