Sihoo Ergonomics Office Chair Computer Chair Desk Chair, Adjustable Headrests Chair Backrest and Armrest's Mesh Chair (Black) The First Years SURFACE DURABILITY & FLEXIBILITY: The

SURFACE DURABILITY & FLEXIBILITY: The mat’s surface is super tough

distributes pressure evenly

generous polyurethane arm pads

a quiet pneumatic lift function to adjust the seat height and a removable chrome foot ring

Sihoo Ergonomics Office Chair Computer Chair Desk Chair, Adjustable Headrests Chair Backrest and Armrest's Mesh Chair (Black) The First Years SURFACE DURABILITY & FLEXIBILITY: TheBrand: SIHOO Color: Black Normal Features: Features"Two way fine tuning healthy lumbar pillow protects the lumbar spine, integrated by the bracket Support shoulder vertebrae, multi dimensional free rotating head pillow to protect the Cervical vertebra, 10cm lift 360 rotation is flexible and suitable for office environment, 120 back adjustment office rest and correctness, soft cotton and soft cotton cushion is soft and comfortable, sedentary is not