New Design Black Frame High Back Ergonomic Executive Office Computer Mesh Chair

Highlights Headrest support , Ergonomic design 40 more High density and elastic sponge,good resilience and not easy to deform 360 degree swivel, back with tilt 15-40 degree , locked for work R320mm size nylon base and 50mm size PU wheels , high quality and work smooth without noise Specification Brand:untermeyer Details About this item   [High-quality material]   - The seat is made of high-quality breathable fabric in black, wear-resistant and stain -resistant . - Inner #40 more High density and elastic sponge, prevent oxidation and crushing, moderate hardness , good resilience and not easy to deform . - Seat and back, armrest are made of injection molding with PP & firber , high tensile resistance , big size with ergonomic design , comfortable enough. - R320mm size nylon base, high quality and durable using. - 50mm size PU wheels, easy to slid and work smooth without noise.      [Multi Function]  - Height adjustable function: Matching BIFMA Class 3 gas lift, durable, reliable , ad