guide rest easy the best mattresses for a good night's sleep memory foam layers of dense foam contour to the body providing support and choice for restless sleepers and allergy sufferers innerspring beautyrest hybrid cooling gel memory foam and pocketed cols offer exceptional contouring support these mattresses have multiple cols that provide beneath on outer layer typicaly filed with foam stomach and side sleepers perest hybrid for those who prefer plush comfort and firm support pocketed innerspring coils offers the best of both worlds latex this type of foam is firmer and has more bounce than stomach sleepers learn more at mattressguide