TITLE:PC office chair with Ergonomic Design metal PU Material Office Chair , (Black)OS-3702.

1.High-back executive chair for big and tall users; commercial-grade components; supports up to 280 pounds

2.Upholstered in bonded black leather; adjustable lumbar mechanism for lower-back support; curved arm rests

3.Comfortable tilt with infinite locking adjustment for setting chair to preferred angle; 360-degree swivel; smooth-rolling casters

4.Pneumatic control handle for raising/lowering the seat; seat adjusts from 18.75 to 22.25 inches high

5.Measures 27.25 by 29.5 by 47 inches overall (WxDxH); assembly required;Chair size: Seating area Dimension:40-55x 47 cm (W x D),Backrest dimension:31-54 x 84 cm (W x H),Overall Size:40-55 x 55 x 125-135 cm (W x D x H).