Boppy Bouncer Why Is It Baby Bouncers All Ibrate But Not Bounce?

Why is it baby bouncers all ibrate but not bounce? - boppy bouncer

Why should a porter, if not bounce?
Ok, why not all products (with the inscription that is, the gorilla Boppy Bouncer) vibrates instead of bounce? I'm having trouble finding a bouncing baby gorilla is rock or vibrations that everyone actually knows rebound several new companies, because my children that are just for them.