Spring Mattress with MED certificate Mattress is composed of: 1.Cover material: 0.65 mm thick, flame-retardant treated, full-polyester fabric, surface density 394 g/m² 2.Sponge: 9 mm thick, made of polyurethane, density 30(±5%) kg/m³ 3.Non-woven fabric: 0.7 mm – 0.8 mm thick, made of polypropylene, surface density 20 g/m² 4.Thermal blanket: 0.4 mm thick, flame-retardant treated, made of […]