The Car Seat Key makes it simple to press in the red harness release button on children's car seats. It takes about 9 to 13 pounds of pressure to press the button in. With The Car Seat Key you can distribute the pressure throughout your whole hand or even two hands instead of having to use one finger. The Car Seat Key makes removing your child from their car seat quicker and easier. The Car Seat Key is stored on your car keys for easy convenience, safely kept away from your child at all times.