Headrest: 3 adjustable headrests with multiple angles, nylon plastic frame; Backrest: Brand new nylon fiberglass plastic with breathable mesh; Lumbar pillow: High-density foam + super-strong PP adjustable lumbar pillow; Armrests: 4D PU adjustable armrests with angle and fore/aft width adjustment; Seat cushion: Brand new nylon fiberglass plastic frame with full mesh cushion; Chassis: Self-loading, multi-functional, one-piece, wire-operated chassis with reclining lock, lift, and fore/aft adjustment; Gas rod: Level 4, 100-stroke explosion-proof gas rod; Feet: 350mm aluminum alloy feet, BIFMA stamping and static pressure tested; Wheels: 60mm PU silent and vibration-resistant wheels;

Headrest：18mm double layer plywood +molded foam Backrest：18mm double layer plywood+molded foam Seat：18mm double layer plywood+molded foam Arm：15mm plywood+PP+molded foam Mechanism： 4 locks multifunctionalMechanism Gas lift：extended length 65mm，Class-3 gas lift Base：350 aluminum base Casters：65/38 PU casters

Backrest：18mm double layer plywood+molded foam Seat：18mm double layer plywood+molded foam Arm：15mm plywood+PP+molded foam Mechanism： 4 locks multifunctionalMechanism Gas lift：extended length 65mm，Class-3 gas lift Base：350mm aluminum base Casters：65/38 PU casters

Frame: PP frame Back: Rocking function. Arm: Fixed PP armrest Seatbase：6 thickness good quality molded foam. Mechanism: Rocking function, can’t be locked, tension adjust. Gas lift: 100mm extended length, Class-3 gas lift Base: 330mm plastic base+50mm nylon caster

Headrest: Height adjustable mesh headrest, 55mm adjustable height and 6 positions. Frame: PP frame Back: Rocking function, tilting angle can’t be locked Arm: Fixed armrest, PP armrest Lumbar Support: Fixed Seatbase: 5 cut foam Mechanism: Simple lock tilt mechanism, tension adjust. Gas lift: 100mm extended length, Class-3 gas lift Base: 340mm plastic base+50mm nylon caster

Headrest：high density foam fixed headrest Backrest： Plywood frame+high density foam Seat：12mm plywood+molded foam Arm：aluminum armrest Mechanism：single lock mechanism Gas lift：extended length 65mm，Class-3 gas lift Base：350mm chrome steel base Casters：50/25 PA casters

Backrest：Plywood frame+high density foam Seat：12mm plywood+molded foam Arm：PP arm surface Base：Bow shape chrome base

Size: 715mm*124mm*695mm Arm, Seat Height Adjustable Office Chair . Multi-Locking & Seat Slider . Wire Mesh with Headrest. Aluminum Base Color: Black, Blue,Red,& Grey #officefurniture #BackSupport #RecliningChair #AdjustableHeadrest #ComfortableSeating #WorkSmart

Foam density≥45kgs/cbm, chrome plated steel thickness of the base 2mm. Size: 710X570X1060 0.29cbm/pc.

Good quality PU or leather, High density foam, Aluminum arm with PP surface, 2 lock mechanism, 65mm extended length, Class-3 gas lift 350mm aluminum base 60mm PU caster

Backrest：20mm double layer plywood+high density foam Seat：20mm double layer plywood+high density foam Arm：fixed armrest Base：bow shape leg

*The back and seat are made of imported high-quality mesh fabric *Brand-new nylon plastic frame with PU armrests. *The integrated, hidden remote control chassis is made of steel. *350 aluminum alloy legs with 100mm reinforced gas rods. *60mm silent solid pulleys. * The entire chair has passed the international BIFMA test.