Paper type used for matte front print and back to back photocards is 250 gsm. Paper type used for gloss front print is either 220 GSM or 300 GSM.
How can I make photocards online?
- Choose a Template. Choose from dozens of photo card templates to start.
- Edit. Add photos and customize your card freely.
- Save/Share. Save your photo card as image or share it online via social media.
How do I print a photocard size?
https://www.youtube.com/watch?v=8FluhEqP2VQ
Is selling unofficial kpop merchandise illegal?
It's legal. There's a lot of fan artists who sell their own handmade merchandise based on their favorite groups or dramas. Such thing also happens in other type of fandoms like perhaps a Movie fandom, anime fandom, and such.