This luxurious Spring King Riviera 3000 Pocket Natural Mattress is constructed with pocket springs. Manufactured in the UK, it is side-stitched which adds strength to the mattress edge with a solid luxurious feel. This mattress is covered in 100% cotton Italian damask with generous natural wool silk and cashmere fillings which give a superb level of comfort. The Riviera 3000\'s natural fillings aid to a deeper, more restful nights sleep. There are turning handles on each side of the mattress for easy care. The extra supportive medium/firm feel & high count pocketed spring system has been selected to give unrivalled high-end luxury and eliminate roll together.