The Split Queen Low Profile Box Spring Lays the Foundation For Great Sleep A cornerstone of your bedroom, this Searsopedic Split Queen Low Profile Box Spring gives you a firm base to lie upon so you can sleep undisturbed night after night. Featuring the exclusive Duralast Double Beam Foundation along with superior craftsmanship, the box spring provides consistent support across the bottom of the mattress and gives it long lasting durability making your sleep set an investment for keeps. The perfect addition to your bedroom, prop the Split Queen Box Spring under your mattress today for a hold that s firm and comfort that s premium. Its unique construction isolates the impact of your sleep partner s movements and responds quickly to shifts in weight and position, so even though you re sharing your life and your space, you re still secure in your private comfort zone, unaffected by each other s trips to the bathroom and more. When used with a bed frame, the box spring keeps your mattress stable and supportive, eliminating the occurrence of body aches and sprains caused by a sagging mattress. And a 10 year non-prorated warranty ensures that it will continue to enhance the life of your mattress and the quality of your sleep for years to come.