This Spa Sensations mattress is designed with the exclusive zoned support iCoil spring system. It is the ideal solution for you and your partner to enjoy an undisturbed sleep. The extra firm comfort level is enhanced by the individually wrapped coils that allow for the least amount of motion transfer when sleeping. The Spa Sensations 9" Zoned Support Tight Top Extra Firm Spring Mattress features a 7.5-inch spring unit consisting of two gauge coil areas which provide added support in the areas that need it most. The top of the mattress is quilted with 1 inch of support foam and fiber padding. It is a superior mattress for an adjustable, platform, daybed or trundle. This mattress is to be used with a box spring or a smart base foundation with grid like metal supports in place of a box spring.
Features: 2 zones of 13 and 14 gauge coils that helps to give added support in shoulders and hips Zoned support aids spinal alignment Cover features a quilted fabric top for comfort Coil Counts: 435 (Twin) ; 609 (Full) ; 690 (Queen) ; 870 (King) Fits under standard fitted or deep pocket sheets if your mattress is 14" or higher Available Sizes: Twin: 39" x 75" x 9" Full: 54" x 75" x 9" Queen: 60" x 80" x 9" King: 76" x 80" x 9"