20% off introductory offer.To celebrate the launch of our new Sealy Mattresses, we're giving you 20% off for a limited time only. This offer ends on Monday 14th October 2024.Single: Now £599.20, Will be £749Double: Now £719.20, Will be £899Kingsize: Now £879.20, Will be £1099Super Kingsize: Now £1039.20, Will be £1299 * Firmer feel mattress * Alignsupport® coil system * Edge to edge support * Posturepedic technology * Heat dispersing fabric * Hypoallergenic – endorsed by Allergy UK Prefer a firmer feel? This Blackwood firm mattress is the perfect choice. The Alignsupport® coil system works in two stages to sense your body’s shape, maintain natural posture and spinal alignment and distribute your body’s weight evenly. Edge to edge support is provided by a unique structural system to maximise the sleep surface and prevent that ‘rolling off’ feeling.The firm Posturepedic comfort is achieved by a combination of ComfortCore® firm foams placed in the centre third of the mattress for great pressure-relieving support for your hips and back. Generous layers of firm and extra-firm foams are ideal for sleepers who prefer a firmer feel.A 7-year guarantee backs Sealy’s mission to create mattresses that last, and it’s handmade in Britain.