The easiest and most affordable way to upgrade your mattress. The Dormio Egg Crate Mattress Topper is a complete system that instantly transforms any bumpy, lumpy or uncomfortable mattress to a more perfect sleep surface. The much needed wait to is over, enjoy this 30kg/m³ posture wave foam that consists of dimple zoned support layers throughout. It is temperature sensitive and molds to the contours of your body to offer optimum support. The Dormio Egg Crate Mattress Topper provides the comfort you deserve with the support you need. Maintaining the mattress topper is very simple, for your convenience. The topper is used to lay externally over the top of the existing mattress.