Jayanna Steel BiFold Box Spring® | Zinus 4" / Split King

We’ve made the box spring more functional, more durable, and well, fun! Our Jayanna BiFold Box Spring® features a folding design that not only makes set-up insanely easy, but also maneuvers easily through tight hallways and corners. It features a durable steel structure, meaning this box spring will be with you for the long haul. Bed frame sold separately