The Adelaide office chair has a simple and modern design. It is made to provide ergonomic comfort. It features a medium backrest and fixed armrests. The adjustable height allows you to sit in a comfortable position. Because of the mesh back and the fabric seat, you won’t be tired after long hours of sitting. Medium back chair Class 3 gas lift Mesh back and fabric seat Fixed armrest FM Furniture Adelaide Grey Contemporary Ergonomic Adjustable Height Swivel Desk Chair