1.leather materials we supply importedfull leather ,half leather ,pu and pvcfor you to chose 2.structure dried solid wood frame zig zag spring and rubber belt for seat and back suspension high density foam D30-35 for bak cushion pocketed coil for seat cushion 3.packing poly bag +EPE+more foam protecting legs and corners+new woven bag if there is any further information needed, pls contact me freely.