Zinus Rumi 14In Quick Assembly Smartbase Mattress Foundation, Sturdy, Queen The Rumi Easy SmartBase Mattress Foundation is designed to support any type of mattress?whether it's latex, spring, or memory foam?without the need for a box spring. Rumi is made from solid steel and assembles in under 20 minutes and provides 13 inches of underbed storage to keep odds and ends organized and out of the way. All necessary tools and instructions are delivered straight to your door in one easy to maneuver box designed to leave a smaller carbon footprint. Rest easy knowing you?re covered by a 5-year limited warranty for added peace of mind. Steel Strong and Durable Steel PRACTICAL, RELIABLE DESIGN - With an ultra-durable steel construction and 13 inches of storage space under the frame, this foundation offers more than just great sleep NO BOX SPRING NEEDED - Crafted with sturdy steel slats to support any memory foam, latex, or spring mattress with no box spring needed SIMPLE ASSEMBLY ? All parts, tools and instructions are shipped straight to your door in one eco-friendly box for simple set-up that takes 20 minutes; twin supports a maximum weight capacity of 700 lbs, while other sizes up to 1400 lbs WORRY-FREE WARRANTY ? A 5-year limited warranty is included for peace of mind; mattress sold separately