The Moby Office Chair is a premier ergonomic office chair designed for ultimate comfort and support. This task chair features a seat with a 3-position lock and sliding function. The PP nylon black backrest includes lumbar support and a mesh headrest for enhanced breathability. The adjustable 3D armrests and high-quality mesh and fabric ensure durability and comfort, making the Moby ideal for maintaining proper posture and productivity throughout your workday.