Sammy-H(Grey frame),2D headrest height adj. lumbar support office chair Color:Blue+grey 0mm thickness plane mechanism with

0mm thickness plane mechanism with tilt & lock function

1) Mid back mesh swivel office chair 2) Mesh back + grey PP with fiber back frame + fixed lumbar support3) Fabric seat with high density foam inside + seat bottom with plastic cover4) Fixed PP with fiber grey armrest 5) 2

5mm thickness plane tilt&lock mechanism

1) Mid back training chair2) New material PA back frame + mesh adjustable back & plastic connection part + writing board with metal frame3) Fabric padded seat with injection molded foam inside + plastic cover + adj

5mm thickness butterfly tilt&lock mechanism5) BIFMA passed back CLASS 3 gaslift6) BIFMA passed 320mm nylon base with BIFMA passed 50mm PU nylon castors

Sammy-H(Grey frame),2D headrest height adj. lumbar support office chair Color:Blue+grey 0mm thickness plane mechanism with1) High back staff mesh office chair & 2D headrest 2) Mesh back + white PP back frame (Back strength test 102KGS) + height adjustable lumbar support 3) Fixed armrest 4) Fabric padded seat with high density foam inside 5) BIFMA passed CLASS 3 gaslift 6) Butterfly mechanism with tilt & lock function 7) 320mm chrome metal base & BIFMA passed 50mm castors