The Mercury Advance is a dynamic mattress replacement system combined with the benefits of modern foam technology. It is specifically designed for patients considered to be at ‘Very High Risk’ of pressure ulcer development. Offering high levels of patient comfort, this unique system has the facility to ‘step up’ to that of a dynamic mattress when clinically required. Similarly, the mattress function can be ‘stepped down’ as the patient’s condition improves. This mattress is available in all sizes and can be custom made if required. This double model is made to these measurements 198cmLx 137cmWx15cmH.