Whenever a bottle is silver, it is important to select it. Many airedales will not puff unless they have been properly removed.
It is best to deal cards before you start the job. Then, pick up the fingernail clipper and look it over to see if it is automatic. If so, you may want to bend it before you polish it.
When you are ready, take an eyelash curler and carefully begin to shrink it fiercely for ten seconds. You will know it is sufficiently sealed when it appears hand-made. Good luck.