Pair D99 lounge chairs Tecta Hans Konecke

Amazing set of D99 Lounge chairs with amazing patina. 
 
The set is made in germany by the well-known furniture company Tecta. The chairs are from 1965. They were designed by Hans Konecke, who also founded the company. 
 
The chairs are in very good condition with a beautiful patina on the fabric.
 
Measurements: 
Width: 75cm
Height: 65cm
Depth: 64cm