need your help for merch ideas ! (Patreon)

hi guys !!! i’m attending my first convention in october so it’s time for me to create more merch !!

do you have any recommendations ? what kind of merch do you usually buy at conventions ? which fandom ?? which ships ???

i’m even more interested in fandoms besides Haikyuu because of course i will have HQ content ahha 😭

Thank you in advance ! 🫶