Support your mattress and box spring with the SleepNest Bed Base. Crafted of 100% steel, this heavy-duty, sturdy bed base is designed for strength and durability. Available in 6″, 7.5″, and 10″ heights for versatility of mattress height. Use with a standard box spring to support any mattress brand or design. Adjustable metal brackets ensure that your box spring is always snuggly supported.