Secretarial Economic Chair. Totally damask (mesh) in black, with armrests. Mesh back, breathable, with adjustment and lumbar support. Padded seat with thermoformed foam of 3 inches, high density and quality, Pneumatic height regulator. Swivel base with 5 black metal blades, (5 cm (1,96”) double-swivel wheels) Seat elevation: 45cm to 57cm (17,71” to 22,44”), backrest height 37 cm (14,56”), (from the seat 42cm (16,53”)) Backrest width 44cm (17,32”). Seat width 49cm (19,29”). Seat depth 45cm (17,71”). Minimum width between armrests 47cm (18,5”). Plastic armrests with metal, closed, 33 cm x 5cm x 1cm (12,99” x 1,96” x 0,39”). Maximum recommended weight 150kg (330 pounds).