Prepare the boiling and cold water.
Put the GUM-SHIELD whole in the boiling water for 30 seconds.
Remove and then place in the cold water for 1 second.
Place GUM-SHIELD in the mouth around upper teeth and press the lip with
Holding GUM-SHIELD in the position to mold the shield to the front teeth,
ATTENTION not to bite the materials.
Replace the GUM-SHIELD in boiling water and remove after 2 seconds, having
the shield molded in the mouth around upper teeth.
Instantly secure the GUM-SHILED by pressing tongue against the back of
upper teeth, bite together into the GUM-SHIELD.
Finally when fitting is complete place in cold water