Breasley Uno Sunrise Invigorate Pocket 3800 Mattress in a Box - 4ft Small Double; Manufactured to offer a medium to firm support, the Invigorate 3800 mattress features a combination of standard and mini pocket springs. Its upholstered in a soft stretch knit fabric, with a generous 4.5cm layer of Premium Comfort Foam below to leave you to relax into a deeper sleep. The mattress has a unique set up, with 2000 body-responsive pocket springs, topped off with 2000 mini tablet springs for added support and comfort. Moving freely so the load on one is not affected by any neighbouring coils, the springs are able to provide piston-like to each part of your body. To strengthen the mattress border and increase the sleeping surface, a high-density Eco Performance Border surrounds the pocket springs. A 2.5cm layer of High-Density Endurance Foam makes up the underside of the mattress and provides stability and support from the bottom up.
