Ella-H(Grey frame),Health and comfort high back ergonomic mesh office chair $300-$400 Nylon mesh back with white

Nylon mesh back with white nylon back frame + height adjustable 2D lumbar support in height & depth with foam padded

2) Black pp with fiber back frame + fabric padded seat with injection molded foam inside+plastic seat bottom cover

Frame height range:640-1190mm

no noise & no harm to floor

color is Swedish Akamatsu+Sencoospace White+Tiffany Blue

Ella-H(Grey frame),Health and comfort high back ergonomic mesh office chair $300-$400 Nylon mesh back with white1) High back ergonomic mesh office chair with 2D headrest; 2) Mesh back & seat + 2D lumbar support with grey PP back frame; 3) PP fixed armrest; 4) 2. 5mm thickness butterfly tilt&lock mechanism; 5) BIFMA passed CLASS 3 gaslift; 6) 330mm PP base & BIFMA passed 55mm nylon PU castors