COLAMY AETHER Ergonomic Middle Back Mesh Office Chair

Material & Build:
Armrest: Plastic + PU
Backrest: Painted plastic crossbar + thick cushioned lumbar support
Seat cushion + mechanism: Foam + plastic mesh basket
Base / Casters: Plastic

Adjustability:
Backrest Tilt Lock: 105°-110°-118°-120°
Adjustable Lumbar Support
4D Adjustable Armrests
Seat Depth Adjustment: 2.4 in (6 cm)
Seat Height Adjustment: 4.6 in (11.8 cm)