Hybrid Supreme 135cm double mattress from Tempur. A range which is ideal for the much firmer feel and designed with the latest advanced technology to ensure you have a relaxing , supportive night sleep. This range has been made of 4 Tempur technologies, 3cm of Advanced Material which has a slightly firmer material which helps relieves pressure points whilst still maintaining its comfort level and conforming support, 5cm of Dynamic Support which helps supports you lightly allowing you to move about easily, 10cm of Precision Micro Coils which is crafted from the state of the art technology, with its cold drawn steel where each mirco coil is individually pocketed which provides exceptional support and 3cm of DuraBase which works in conjunction with all the layers and materials which maximise your comfort level and support. Also featuring within the design is the QuickFresh cover which unables the cover to be removed and washed with ease and instantly. Mattress height 21cm. Tempur comes with a 10 Year Guarantee. Please follow suppliers washing guidelines