This chair is a rigid lightweight chair, the curve of the chair back is designed in accordance with the rigorous ergonomics, the material of the chair back is prepared, lightweight and load-bearing, especially its frame adopts thickened and coarse steel material, which strengthens the load-bearing capacity of the chair. The chair an be used in many occasions: office, conference room, reading room, reference room, training classroom, laboratory, staff dormitory. The combination of office desks &chairs with flat packed container house, prefab house, modular houses....can solve the inconvenience of multi-party procurement and transportation for customers.Chair feet: Steel Backrest: adopt breathable double layer polyester fabric which has good air permeability, strong bearing capacity, but the chair back rest can not adjust. Latex cushion: choose heatthy and eco-friendly soft latex, can solve the shoulder neck and hip pain caused by prolonged sitting Support handrail: handrail sleeve is made of PP+GF injection molding Bow leg: jointed steel frame foot, stable structure & thick pipe wall, can be used long time. Weight: 1.0kg Life service: more than 10 years.