With a 4″ profile, the EOS Organic Mattress Topper offers a more substantial transformation of your underlying mattress and is actually the top pillowtop section of our popular EOS Pillowtop Mattress. It even includes the full EOS quilt package featuring high-performance fibers like organic wool and pla for moisture wicking comfort plus a customizable 3″ organic latex layer – all wrapped up in our signature EOS organic mattress encasement for premium quality and a finish that screams luxury!