The most traditional way to sleep. Open coil spring mattresses offer a link of wires to support your body. Look out for the gauge count, rule of thumb the lower the number the firmer the mattress. If you want an open coil spring mattress but want a softer feel than opt for a higher number gauge. Open coil spring mattresses come in all sizes and offer something for everyone. From orthopaedic mattresses to a soft feel mattress. A great range to suit all budgets.