... pocket spring mattress,double pillow top mattress,tempur Mattress,beach mattress,king size mattress The inner structure of this item of mattress as below ... : 0.8 qilting foam . The advance of this mattress as below : 1.luxurious appearance design, with noble elegant ... proof insect-resistant ventilation design, ensure the internal mattress cleanly and sanitation.15.imported materials from Belgium with ...