Mainstays 7″ Easy Assembly Smart Box Spring, Queen:

Sets up easily in seconds

An innovative design allows the box spring to easily fold up for storage and transport when not in use

Provides ultra-sturdy support for any innerspring, memory foam, or combination mattress

Features a 100% polyester jacquard cover

Constructed with a durable powder coated steel frame for a long life of reliable use

Easy to assemble with no tools required

Available in Twin, Twin XL, Full, Queen, King, and California King sizes

Twin and Twin XL can support up to 600 lbs. total weight capacity

Full, Queen, King, and California King can support up to 1200 lbs. total weight capacity

Mattresses and bed frames sold separately