Features: 1) Material: cloth (or other as required) 2) Sponge: normal 3) Base: galvanization (radius: 350mm) 4) Caster: nylon 5) Armrest: plastic and metal 6) Gas lift: 100mm 7) Swivel function: yes 8) Mechanism: tilt tension 9) Color: black (or other as required) 10) Test standards: a) Armrest: BIFMA b) Base and castor: BIFMA c) Plywood: BIFMA d) Foam: CAL117 e) Gas lift: BIFMA 11) Product size: a) Back: 45 x 70cm b) Seat: 51 x 53cm c) Seat height: 47 - 57cm Packing: 1pc/ctn Carton dimensions: 88 x 59 x 28cm N.W.: 14kg G.W.: 16kg Conveyance: Qty/40\'\' HQ: 500pc