1.Computer Chair'Description *Back,seat and headrest: Fine mesh(Made in Korea) (color:orange,black,blue,red,white or gray) *Seat size: 50 W x 52 D cm; Back size: 53 W x 59 H cm *Seat height: 43cm to 51cm adjustable *Armrest connection(color:silver or black) *Polished Aluminum mixed with nylon base, five wheels *Cable control and multi-function synchron mechanism (backrest angle,backrest tilting, gas lift) *Lumbar support with up-down adjustable *Adjustable Armrest with soft PU pads *Adjustable seat's depth 8cm and headrest's height 5 cm *Material: galss fill nylon frame(70% nylon + 30% glass fibre) *ANSI/BIFMAX5.1-2002clause5.4 (Office Chair) 2.Remarks *The order is confirmed on receipt of 30% deposit of the order *Payment terms: 30% deposit by TT, 70% balance after inspection, but before shipment *Lead time: 30 days after receiving deposit *Packing details: export packing from buyer's shipping mark *Package carton size:68x38x60 cm *Banking charge is paid by both partners *Loading sea-port:Guangzhou *Market: we have very big market in the worldwide. *Worker: we have professional 150workers who have more than10 years experience in office chair production*Factory: we have totally 10000 square meters factory areas*Sales team: Professional sales team provides you best chair and service3.Ergonomic Office Chair's Quality *Backrest Pull capacity>140kgs; *Seating Impact capacity>210kgs; *Base pressure strength capacity>1100kgs; *Casters,gas lift and mechanism are pass BIMFA test; *Mesh are approved CA117 (US)standard. *One year for the whole office chair *Five years for gas lift *Three years for base,casters and mechanism