Cryo-Max Cold Pack Medium, 6" x 12" is manufactured by CARA INCORPORATED, an innovate manufacturer of healthcare products for the consumer. This therapy pad is great for those experiencing pain in any part of the body to reduce swelling, pain, and aches. It is a great solution to reduce and manage pain and swelling or pains and aches in those areas by simply placing it around the desired area like a towel. The treatment can lasts up to several hours and be used again if needed. The pad insulates the cold so no need to include ice cubes. To keep it cold, you can place it in the freezer or refrigerator before use to get it as cold as you like. And then it will adjust to the area and provide as much cold treatment as is needed. The cold penetrates deeply through the muscles and joints. It works great for those suffering from various inflammations, spasms, and overall pain. The item is great for almost anyone, including children, and those suffering from pain in the ankle, from aching joints, muscles. It also works great for those who just need a nice massage in those areas. It is easy to use with very little instructions. It is flexible and comes wrapped in a flexible, stretchable material that provides maximum comfort and application. No worries about leaking or getting wet, the material is protected. It is very thin but durable and has no odor. There is no medication included. It uses natural cold to address pains, aches, and sore body parts. Keep away from children. And follow directions when using. Do not apply treatment to areas that don?t need treatment. If suffering from certain illnesses, consult your doctor before using. Penetrates deeply Non-medicated Chemical free