Bentwood office chair 1) Overall size:W53xD49xH45/83cm 2) Material:layer glued, beech/birch 3) Formaldehyde:E1, enviromental ProductBentwood KD wooden upholstery office chairSpecificationArmrest: layer glued, beech surface and birch core;Seat/back frame: plywood, birch veneer;Fabric: T/C, 240g/M2;Foam: 28kg/M3, seat thickness/4cm, back thickness/3cmSurface treatment NC clear lacqueredFormaldehyde ...