Price is for each chair 4 available 

These are the Brilliant Fully Adjustable Egonomic Blue Office Swivel Chairs by Humanscale Model is Freedom Chair 

Refurbished to look nearly New.  I can't really see a mark on them 

These chairs are great for home or office for working in total comfort throughout the day. 

They are Seat Height. Arm Height and Back Height Adjustsble. Seat Depth Adjustable with a rake back angle. The chair moves with you to keep yoir back supported 

One of the best chairs on the market. Viewing and trying these is highly recommended. New these cost around £900 each 
Please look at my other commercial items. Card accepted. Invoices wrote and friendly environment.