The Right Price Beds Sleepmore Mattress is an open coil firm orthopaedic mattress filled with a culmination of luxurious materials and an excellent design, making the most of being a classic spring mattress as well as a fantastic orthopaedic firm mattress. A modest yet magnificent choice for master or guest beds, the Sleepmore mattress is quilted which offers an exemplary level of comfort for a great night’s sleep.