The White Modern Mid-Back Office Desk Chair Ergonomic Mesh with Armrest on Wheels can swivel 360 degrees. The casters are suitable for hard floors, carpet floors and more, swivel without noise and won't scratch the floor. We provide all the tools and the detailed instructions for you. No additional tools needed for assembly. It is easy to assemble this office chair by yourself at home. The open mesh design creates a breathable, well-ventilated backrest, yet with it's resilient mesh, the back mol