Nucleus: 2262* Multispring® pocket springs Fabric: 66% Viscose - 20% Wool - 14% Cotton 300 g/m2 Comfort: Horsehair - 1000 g/m2, Merino wool - 550 g/m2, Latex and jute - 65 kg/m3 Firmness 5/10 Dimensions: 150 x 200 x 32cm.