A pocket spring unit encapsulated in memory foam makes for an ideal mattress choice if youre looking for both support and comfort the vogue rapture 800 pocket sprung mattress features an 800 posture pocket spring system encapsulated in blu cool memory foam it has a micro quilted cover made from soft knit fabric and the stitched border features 4 flag stitched handles and air vents which help to keep the mattress freshplease note spring count refers to a 5ft kingsize model