1.Top framwork:high quality,hardwood,round tube aluminium alloy, leather style vinyl, 5cm thick high density foam   padding with two layers system, quality hardware and cabling

2.The ajustable height  range is 61cm~83cm

3.Package: one piece to a carton.

4.Powder coated and electroplated,the surface of the aluminium is shine.

5. Squeak-proof and designed for easy set-up,no tools needed for assembling.