[Standard Ver] Promise Series - myUNIVERSE Treasure Box Select Version:World The Duo Edition binders are

The Duo Edition binders are an original ULTBIAS design that offers a compact binder solution for large and growing collections

Now in its third chapter and the design that behind our first ever A4 collection

This is a pre-order shipping in October 2026

pair with our Custom A5 Pocket Pages exclusively designed for this binder

[Standard Ver] Promise Series - myUNIVERSE Treasure Box Select Version:World The Duo Edition binders areMade for ARMY, by ARMY. Grand and exquisite in its size and meaning, the Promise Series seeks to stand as a representation for the profound value that our BTS collections can hold. To serve as a sentimental home for your collection, one that honours the deep intimacy that lives within it, a place where you discover meaning, joy, strength and resilience. The Promise Series features seven mini myCOLLECTION binder in one exquisite keepsake. This