Zinus has reinvented the bed frame with this “compact” and easy-to-set-up base, uniquely designed at 12 inches high for optimum support, durability, and plenty of under-bed storage space. This bed fame provides a sturdy foundation for box springs and mattress sets. Visionary Design - The center bar support and 9-leg construction is unique to the Compact Bed Frame and ensures superior stability. Low-Stress, Easy Assembly – The Zinus 12 inch Compact bed frame assembles in a few simple steps. The 9 support legs are intelligently recessed for safety and helps you avoid hitting your toes when making the bed. Bed frames are meant to be used with a box spring and mattress set. Worry free 5 year limited warranty. Another comfort innovation from Zinus. Pioneering comfort.