Purchased at Seria. You can put your favorite refills in it yourself and stick stickers on it. It's not ordinary clear, but the aurora is very cute(^^) I plan to send it as is in a Yu-Packet Post mini envelope. 3-hole binder Oshi-katsu (supporting your favorite idol/character) Oshi-katsu goods Stickers Sticker book Sticker binder Shiru-katsu (sticker activities) Sticker collection Daiso Seria Can Do Aurora