Bonnell spring mattress

Mattress description: (1)Mattress construction: 1.jacquard fabric 2.1.5cm quilting foam 25kg/m3 3. 2pcs white healthy felt350g/m2 4. 6 turns bonnell spring(hard spring) 5. 2pcs white healthy felt350g/m2 6. 1cm quilting foam 25kg/m3 7. jacquard fabric (2)Mattress characteristic: F1577 high tempered carbon-steel wire springs. Insect repellant capabilities and dust mite proof, soft and luxurious yet firm and supportive. (3)Packing: packed with water-proof plastic,then the proof-damage white woven bag cover the outside. (4)Features: Modern design fabricBig-core steel spring, the whole bed net through 250 degrees high tempreture treatment which offer strong support for human body, also can relieve bodys pressure averagelyCan offer a stable sleeping surface, neither too hard nor too softThe cover with purified cotton fabric, make every sleeping position can close to the bodys curve, it also treated with antibacterial and healthy, can beneficial for skinHigh-density sponge layer support your back more effective. Soft and exquisite gain prominent restoring force