* Pocket Spring * Medium Support * Suitable for All Sleepers * Temperature Regulating * Arrives in a Box This mattresses Bio Cool fabric surface, crafted from High-Density sugarcane yarn, is a testament to plant-based fibres efficiently conducting excess heat away from your body, ensuring a cool and soothing sleep experience. Further enhancing the mattress's cooling capabilities is the premium comfort layer infused with mint extract, independently tested and proven to provide a natural cooling sensation. This harmonious combination of features is complemented by the breathable fibres and a 3D Spacer border, effectively wicking away moisture, promoting increased airflow, and delivering a consistent natural cooling sensation for an ambient sleep environment throughout the night.Need to throw out your old mattress first? View our information on [mattress recycling and collections](https://www.dunelm.com/info/about/mattress-and-furniture-recycling).