The Millennium Plus includes all the features of the standard Millennium, including it\'s well ventilated open-cell structure. The Plus model offers a little something extra with the addition of a mattress cover developed with innovative cooling technology. The highly conductive properties of this clever fabric work to cool you by drawing heat away from your body, promising a consistent and comfortable temperature all night long. Premium mattress cover with Innovative Cooling Technology. Our deepest core made from breathable, responsive latex. Open-cell, ventilating design. 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. Maintenance free: no need to turn, flip or rotate. Medium support. Single - W: 90cm L: 190cm D: 24cm Small Double - W: 120cm L: 190cm D: 24cm Double - W: 135cm L: 190cm D: 24cm King - W: 150cm L: 200cm D: 24cm Super King - W: 180cm L: 200cm D: 24cm. 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.