With a generous layer of 100% pure Dunlopillo latex that is resilient, responsive and completely noise free, the Royal Sovereign Plus is the timeless classic of the Signature range but with the addition of an innovative, cooling mattress cover. This cover has been developed using highly conductive properties that work to cool your temperature by drawing heat away from your body. Premium mattress cover with Innovative Cooling Technology. Deep core made of breathable, responsive latex. 7 comfort zones. Pressure relieving. Reduced effort needed for movement throughout the night, resulting in improved REM sleep. Naturally anti-allergenic, anti-bacterial and anti-microbial. Completely noise free. Actipro Technology probiotic treatment: the natural solution to allergens, bacteria and odours. Maintenance free: no need to turn, flip or rotate. Medium support. Single - W: 90cm L: 190cm D: 21cm King - W: 150cm L: 200cm D: 21cm Super King - W: 180cm L: 200cm D: 21cm. The ottoman base is an ideal solution if space is limited in your bedroom as it provides generous storage space for linen, towels or clothes. The ottoman base lifts easily with the help of gas rams and hinges. Ventilation holes have been drilled in the lid of the ottoman to allow air to circulate through the upholstery fabric and the mattress positioned on top. Single - W: 90cm L: 190cm D: 41.5cm  King - W: 150cm L: 200cm D: 41.5cm Super King - W: 180cm L: 200cm D: 41.5cm. 8 Year Guarantee - Signature Collection mattresses and bases. All claims under the guarantee should be made through the retailer where the bed was purchased. On Adjustable model purchases the remote control is guaranteed for 2 years. All screens vary in colour reproduction and whilst every effort has been made to display the colour as accurately as possible it is for guidance only. Please note the headboard shown in the image is not included in this price but is available to purchase separately.