Information Bodichek's Medium Instant Cold Pack (18.5x15cm) is suitable for compression for relieving pain and swelling from injuries or burns. This pack does not require refrigeration and are easy to activate, and are great for sporting events, school, home and travel. How To Use 1. Lay the pack flat on a hard surface and ensure that the contents are evenly distributed in the pack.2. Firmly strike the centre of the pack using the heel of your hand to rupture the inner fluid pouch.3. Shake the pack for 10 seconds to mix contents.4. Wrap in an insulating fabric or towel and apply to area where cold therapy is required. Warnings For external use only. Cold pack should be wrapped in a towel or insulating fabric to prevent discomfort or skin damage. Do not store in the freezer. Once activated do not refreeze. Do not puncture. If cold pack breaks and the liquid contacts skin or eyes, immediately flush area with large amounts of water. (it is nontoxic with no side effects)Do not swallow contents. If contents accidentally swallowed, drink large amounts of water (not milk) and contact Poison Emergency Center or medical physician. Adult supervision recommended. Persons who have circulatory or sensory problems, hypersensitivity to hot/cold therapy, or history of frostbite should consult a doctor before using this product.