Portable Anti Choking Relief Kit For Adult And ChildrenMAIN FEATURES Ease of Use: Designed to be user friendly! If you live alone, you can easily apply it to yourself during a choking emergency. No need to panicjust grab the device and take action! No Prescription Required: No doctor's note needed! Suitable for both children and adults. Plus, the suction process is quick and safe. Never Expires: Unlike a carton of milk, this device won't go bad! You only need to replace the masks every 2 3 years.