rings
Yes. The only unauthorized type of earring you can wear is if its "hoop" or "dangling" style. Studs and pearls are allowed.
A ring.
Get the rings sized to fit your fingers
NEITHER, THEY DO TATOOS ON THEIR FINGERS
bottles
They are mostly worn for compression or style. Some players who wear or Used to wear fingers are Rajon Rondo and Kevin Garnett
Thimble (men can wear it too!)
because there other fingers are to big.
While not expressly forbidden, there's no specific custom to do so.
Yes. You can.
Some gay men wear rings or studs on their fingers, thumbs, toes, noses, tongues, ears, belly buttons, penises, eyebrows and probably a few more places. So,e also wear gold and silver chains round their necks, wrists or ankles. And some gay men wear no jewelery at all.
So they dont get their fingers dirty