ergonomic office chair with headrest

Headrest: 2D height adjustment, forward and backward rotation, made of foam and mesh fabric.
￭ Backrest: PA nylon + fiberglass.
￭ Lumbar support: 3cm height adjustment.
￭ Armrests: 2D height-adjustable armrests.
￭ Seat cushion:high density high-resilience cut virgin sponge with stain-resistant fabric, brand new wooden board without seat shell.
￭ mechanism: 3-level locking mechanism
￭ base: Black 340mm nylon base
￭castors: 55mm nylon castors