AmazonBasics Mattress Foundation / Smart Box Spring for Cal King Size Bed, Tool-Free Easy Assembly - 9-Inch, Cal King

Description

• Offers the look and functionality of a traditional box spring, but made from steel for longer-lasting durability sturdy enough to support any spring, foam, or hybrid mattress
• Durable steel frame and horizontal slats provide sturdy, reliable support for any same-size mattress
• 2-piece fabric top and bottom covers zip securely together for full coverage; cover is removable for spot cleaning
• Easy Assembly: New frame construction allows for easy assembly in minutes with no tools required
• Foldable steel frame to be packed in one smart package and faster delivery to your front
• Measures 9 inches deep; backed by an AmazonBasics 1-year limited warranty