SIMPLICITY NEVER LOOKED SO GOOD - Clean-lined and dressed in gorgeous natural wood grain, this wooden foundation elevates the simple bed frame to an exquisite level Product Dimensions :79.5 x 75.5 x 14.0 inches NO BOX SPRING NEEDED – Designed with sturdy wooden slats to support and extend the life of any foam, latex or spring mattress without the use of a box spring.DURABLY ENGINEERED – Made from solid wood and interior steel framework that provides resilient support; twin size supports up to 350 lbs, all other sizes can support up to 700 lbs; underbed clearance space of 8 inches is perfect for storing essentials EASY ASSEMBLY - All tools, parts and instructions are included for stress-free assembly that takes less than an hour with a friend’s help Five-year worry-free warranty; mattress sold separately