Ortho Quilted Mattress CollectionOur Essential Ortho range of quality and affordable mattresses have been created using Egyptian White Cotton to give a clean sharp look, with various options of tufted, quilted panels and single sided memory foam available. This 12. 5g Spring unit with a steel rod edge and 4 layers of filling designed to give a firmer feel, Quilted border with handles and tufted cotton panels the same feel on both sides. Available in Single, Double and King size.