Leggett & Platt Platinum 5" Innerspring Replacement Mattress for Sofa Sleeper, Full 52x72

Platinum Innerspring Replacement Mattress for Sofa Sleeper Mechanism. The top ticking is made from damask fabric for strength and durability. A 1" layer of 1 oz polyboard is multi-needle quilted into the top panel of the mattress to provide a plush sleeping surface. A 2.5 oz. non-woven flange is attached to the top panel. Quilted between the top panel and the insulator pad is a 1" layer of 1.5 oz. polyboard. The hypoallergenic densified fiber insulator pad exhibits superior strength and durability. The spring unit is made of 13 1/2 gauge wire coils.