Bursa Evo White is a medium mesh back chair with tilt, height adjustable polypropylene lumbar support, swivel upholstered seat with height adjustment with Syncro mechanism.AVAILABLE MODELSRB | Mesh backrestIB | Padded backrestCOLORS & FINISHINIGAvailable in different colors and finishingsCERTIFICATIONSD.L. 81/01 | EN 1335