The Tencel Ortho has been a best-selling mattress Orthopaedic Firm 12.5g Bonnell springLuxury Polyester FillingsTwo sided & turn able for longer lifespanFirm feel Tencel Tufted Ortho Mattress£0.00PriceVAT IncludedMattress Sizes*SelectQuantity*Add to CartSizes And FinishAvailable in: Single: 3’ x 6’3” (90cm x 190cm) – Small double: 4’ x 6’3” (122cm x 190cm) – Double: 4’6” x 6’3” (135cm x 190cm) King: 5’ x 6’6” (150cm x 200cm) – Super king: 6’ x 6’6” (180cm x 200cm)