Ok, heres the thing:

i have a 21cm in 30 and 19cm in 31

i can hardly button the 19cm
the 21cm i cant even button the 3rd button

do you guys think i should keep the 30's or the 31's?
will the 30's stretch out a lot?

(i wear 30 on my diesel, although i wear a slammer 71b in 29)