Some things an old man (a group that it's still OK to make fun of just because they belong to a demographic?) might be wearing that he keeps adjusting:
False teeth, glasses, hearing aids, a toupee, suspenders.
hearing aide
pants hair suspenders hearing aid socks belt
Examples of something that has valve
What we see of Yorick in the play is his skull, wearing no hat at all. Yorick died long before the events in the play Hamlet. But when he was alive he was "the king's jester" and so might have worn a jester's hat back then.
money
armor
shgh
pants hair suspenders hearing aid socks belt
A belt?
Some things an old man (a group that it's still OK to make fun of just because they belong to a demographic?) might be wearing that he keeps adjusting:beltbow tie,boxer shorts,dentures,glasses,hairhat,hearing aidjeansjockey strapknee braces,pantspipepocket itemsshirtshoe laces,sockssuit coatsuit vestsuspenders/braces,toupee,underwear
An old man often pulls up his pants, adjusts his pants to be more comfortable, adjusts his belt (esp. after eating big meals or drinking beer), his underwear when it gets uncomfortable, his shirt tails, and socks.
His false teeth
Camera
Scarf
camera
Binoculars
Headphones
Chicken feet.