"Designed for dependable, everyday sleep, the DS Living Harmony Spring Mattress combines a supportive open coil core with a comfortable quilted finish. The Harmony 13.5 Bonnell Spring Mattress with Comfort Layers offers an even feel across the surface, making it well suited to bedrooms where reliable support matters night after night. At its centre is a durable 13.5g open coil Bonnell spring system, created to provide consistent support throughout the mattress. A quilted panel top in 100% polyester fabric adds a soft, resilient layer, while recycled polyester comfort layers provide breathable insulation. Finished with a medium firmness, it’s a versatile option for a wide range of sleepers. For added practicality, it arrives rolled and boxed to help with access through tighter hallways and staircases, and it supports a maximum user weight of 120kg. Key features 13.5g open coil Bonnell spring system Medium firmness Quilted panel top Top material: 100% polyester Recycled polyester comfort layers Rolled and boxed for easier access Maximum user weight: 120kg Please note: Colours shown are as accurate as possible, though may vary slightly depending on your screen settings."