Birdy X Cool Koinu
Rivet The Protogen "Squishy Rivet" -- 1 Sticker Sheet
This sheet features a selection of Squishy Rivet for you to enjoy!
Birdy & Cool Koinu have teamed up with Boss Monsta for this exclusive release!
- Official Rivet The Protogen merchandise designed by Protogen creator Cool Koinu sold exclusively by BossMonsta
- Unique, high visibility designs!
- Printed in the USA!