relax sofa bed parts 1) Up-to-date styling 2) Advanced technology, excellent workmanship 3) Good quality, reasonable price 4) Style: elegant, noble, comfortable, leisure, fashion, modern, romantic,image,useful,artistic,terse and so on. 5) Material: 1.Internal frame be made of drying solid wood (Water content less than14°); 2.Seat cushion be made of cotton sponge, it is fire protection, non-toxic and environment. 3.Seat cushion base be made of import S shape spring (Caliber=3.8mm); 4.The sofa hardware fitting has processed after the acid pickling, parts of it uses the stainless steel material to manufacture, not only artistic but also not easy to rust. Feature: 1)contemporary design of simplicity and leisure 2)full dried solid hardwood frame 3)high densityfoam 4)Artisan craftmanship 5)gives a relaxed posture in every seating position Paking: we have several kinds of packing material as below 1)non-woven cloth 2)pearl cottonand kapok 3)cardboard 4)durable plastic bag Warranty information 1)one year against manufacture problems 2)offer lifetime consultation on problems occured Other information 1)USA CA117 fire resistant standard 2)BS5852 fire resistant standard