Ryze Memory Mattress: Jay-Be's innovative Memory e-Fibre adapts gently to your body's shape for personalised comfort, offering pressure relief for more precise body contouring. Moisture-Wicking & Temperature Regulating: 100% foam-free, unlike conventional memory foam, Memory e-Fibre has an open-cell vertical fibre structure that allows air to flow more freely. This helps moisture evaporate, supporting a drier, more temperature-regulated sleep environment Medium Feel Mattress: 22cm deep featuring a deep pocket spring core enables the mattress to react to the subtle contours of your body for evenly distributed support. Cushioned with our unique Advanced and Rebound e-Fibre comfort layers for luxurious comfort. Hypoallergenic, Odourless Materials: Breathable open-cell structure creating a less hospitable environment for dust mites and other microorganisms, reducing unpleasant odours, offering a cleaner sleep surface. 10-Year Manufacturer Guarantee: Made in the UK. 100% foam-free and OEKO-TEX certified, free from harmful chemicals with natural salt-based FR protection. Simply unbox, unroll, and allow it to expand. Plus side handles for easy movement.