SIHOO M57 B112 GREY ERGONOMIC OFFICE CHAIR CPU Cooler Cup holder and Two headphone

Cup holder and Two headphone hooks

CASE EXPANSION SLOTS 7

Extended power cable

Advanced Security:Supports 64/128-bit WEP

9mm Length: 0

SIHOO M57 B112 GREY ERGONOMIC OFFICE CHAIR CPU Cooler Cup holder and Two headphoneHIGH QUALITY & EASY TO ASSEMBLE SIHOO office chairs have been certified by BIFMA and SGS, passed 2000lbs static pressure test. It can carry a weight of up to 330lbs. Every part of this computer office chair has strict safety quality testing, cushion impact test, handrail fatigue test, chair foot static pressure test, ect. Simple instructions enable anyone to put chair together in eight simple steps! FOR LONG TIME SITTING The mesh back and mesh seat