Made with a single layer of pocketed springs and the finest quality fillings to achieve a naturally supportive feel.,Dimensions: Single (3ft): L190 x W90cm, Weight: 23kgnDouble (4ft 6in): L190 x W135cm, Weight: 34kgnKing size (5ft): L200 x W150cm, Weight: 40kgnSuper king size (6ft): L200 x W180cm, Weight: 48kgnMattress depth: 25cm,Item details: Luxury white fibre, cotton and lambs wool, 3 rows side stitch, 4 handles and 8 silver vents,Non Regular turn mattress: Your mattress does not need flipping, however it is important that you rotate your mattress once a week for the first 3 months, then every 3 months thereafter for even fillings distribution,Made in the UK, A generous cotton and lambswool filling on 1250 pocket springs gives this mattress a dense, supportive feel. The springs have a thicker gauge of wire than the medium version of this mattress, giving a firmer feel,More information: Mattress Spring count:700, Mattress Type:Natural, Mattress Handle:Yes, Filling type:Cotton