This is an A5 size postcard set, a purchase benefit from the ITZY Japan official shop. Instant purchase is welcome. *Although unopened, please refrain from purchasing if you are nervous about the product as it is stored by a private individual. ⋆˚ʚɞ We have multiple sets in stock, so individual sales are also possible. Please feel free to comment. ⋆˚ʚɞ We plan to ship with cardboard reinforcement. ITZY YEJI YEJI LIA RYUJIN CHAERYEONG YUNA