When added to the inside of the tire the beads will automatically distribute themselves to counter act the heavy spots when the vehicle is in motion.  This results in a very smooth ride as well as prolonged tire life.There are many ways to install the beads.  The easiest method is to just pour them in during mounting.Please note, you can't use these with a liquid sealer, as they will not be able travel freely inside the tire.Drop us a note and we'll help choose the right size.  You can also see the full tire charts at tyrebeads.com/charts