Highly recommended for idol fans! [A4 size, compatible with 4-hole and 2-hole binders] Trading card storage refill Holds cards on both sides! Fits perfectly in Daiso's 6-ring binder. This is a **transparent 9-pocket refill (set of 20)** that allows you to neatly store your precious trading cards and mini photos. Product Contents: ・A4 size compatible (for 4-hole binders) ・18 pockets per sheet (360 pockets total) ・High-transparency material for easy viewing of contents ◎ ・Durable construction, resistant to tearing You can cute-ly organize memories with your favorite idol, such as trading cards, Cheki photos, mini photos, tickets, and stickers. ・Perfect for idol activities, live concert trips, and cafe hopping! ・Transparent, so the contents look great! ・Also useful for organizing small documents!