Olee Sleep 10 Inch Cool I-Gel Foam Top Innerspring Mattress 10SM01T Use hybrid mattress if you 'd like to feel memory foam and spring mattress combination Best for the people like a little soft but not plush Our 7.5 inch dura Spring base promotes proper back support and undisturbed sleep combining continuous Coil design with head to toe Coil Construction Best selling most affordable mattress 10 year limited Manufacture warranty