Silentnight berlin miracoil pocket divan bed features include twin layer mattress for luxurious ortho support 750 miracoil springs for zoned support and pressure relief with 800 mini pocket springs for firm support extra edge support for maximum sleep space acupressure layer stimulates acupressure points on the back for relaxing sleep comfortable and breathable silentnight ecocomfort fibre scientifically proven to keep you cooler soft knit mattress lid with a luxury quilted finis