Manufactured from 25.4mm Square Aluminium Tubing. 2.0mm thickness. Frames finished in either Anodise or Oven Baked Epoxy in a variety of colours. Fully welded frames on chairs. All welds are Hand Crafted welds on frames. Tubes are CNC Tube bents for accuracy and consistency. Seats are Polyurethane Moulded Seats. Chairs come with Upholstered Backrest Cover that conceals backrest slots from being exposed. Chairs are fitted with Protective Nylon Bumper and Stacking Studs. All chairs are stackable 10 high for mobility and transportation purposes.