... . 3.Size: twin, fu Detailed Product Description mattress, compressed mattress, spring mattress, pillow top mattress:1.Adopt high quality fabric as ... as clients' request, of density 25KG/M3 to more.5. Pocket spring net, which can be compressed packing.material options:1. high ... . inner foam:density of 25kg/m3,all new materials.4. pocket spring of 26cm height, wire guage from 1.6mm to 2 ...