The Sleepeezee PocketGel Plus Immerse 2200 is a premium quality mattress that offers exceptional support and comfort, as well as a hygienically cool sleeping environment. Using technology including StayCool� gel and an encapsulated foam unit for edge-to-edge support, the Immerse 2200 provides medium firmness with a cloud-soft pillowtop design for all-night, cushioned support and a soft, snuggly feel.The Sleepeezee PocketGel Plus Immerse 2200 mattress is a single-sided mattress that�s low maintenance and doesn�t need to be flipped and turned every six months. However, we do recommend rotating it from end to end to avoid dips and lumps from forming. The Softech� and traditional pocketed springs work independently to provide responsive support that adapts to your body position and weight. This mattress is made in the UK and comes with a 10-year guarantee. It is approved by the National Bed Federation.Nobody likes a saggy side on their mattress � not only does it make you feel like you�re about to roll off the side at any minute, but it encourages �roll together�, reducing the sleeping platform even further. The Sleepeezee PocketGel Plus Immerse 2200 mattress has an encapsulated foam edge, where a layer of dense foam is added all around to get rid of that sagging feeling, and give you true edge-to-edge support.Make sure you�re sleeping on a healthy, bacteria and virus-free mattress with Virofresh�. Using microsilver technology, the Immerse 2200 attracts and then captures viruses and bacteria, using silver ions to break them down and kill 99.9% within minutes. The result is a mattress that�s fresh, clean, and virtually germ free every time you climb into bed.If you get too hot in bed at night, it can ruin your sleep pattern, especially during the summer. The Immerse 2200 has two layers of StayCool� gel-infused foam that actively channels away body heat, regulating you and your sleeping environment all night for a cooler feel.