Armchair with backrest frame with steel insert embedded in cold-expanded polyurethane foam; seat frame in tubular steel, section 30x30mm, sprung with coated rubber elastic straps embedded in cold-expanded polyurethane foam, secured to the backrest frame through steel plates. Covering in 100% polyether thermally bonded onto a polyamide velveteen backing and needle punched, resinated, nonwoven polyester fibre, bonded onto a polyamide velveteen backing. Steel feet Ø15mm lacquered with epoxy powder coating gunmetal grey colour, screwed to the backrest frame with a bushing and adjustable black PVC tips. Fabric or leather upholstery. The fabric version only is fully removable by zippers and Velcro fastenings.