NPS 1200 Collection 1204 Premium Vinyl Upholstered Double Hinge Folding Chair Dark Midnight Blue (Pack of. NPS 1200 Collection 1204 Premium Vinyl Upholstered Double Hinge Folding Chair. Dark Midnight Blue (Pack of 4)... - NPS 1200 Collection 1204 Premium Vinyl Upholstered Double Hinge Folding Chair Dark Midnight Blue (Pack of.