A:The best polished mirror-like stainless steel frame

B:The thickness of the tube is 1.2mm

C:Have no any inside wood frame(it's like original design and more comfortable)

D:Up cushion filled with feather

E:Five layer of foam inside of the cushion

F:High density foam ,also the front little hard ,little soft in the back cushion prevent slipping from it.

G:A plastic pad was putting on the black pothook which besides a foot pat that also was made from mould

H:One more foam cover the PU foam /Best K=K carton packing