Lalo-H, Custom boss executive office chair with lumbar support adjustable armrest ergonomic chairs Traning table 3) PU/Fabric padded seat with

3) PU/Fabric padded seat with injection molded foam inside + plastic seat bottom cover4) 3D adjustable armrest with soft PU armpad 5) 2

4M is same product

Multi-functional mechanism with back reclining & any position locking function + footrest4

Left and right are interchangeable

Lalo-H, Custom boss executive office chair with lumbar support adjustable armrest ergonomic chairs Traning table 3) PU/Fabric padded seat with1) High back ergonomic mesh office chair with 2D headrest2) Mesh back +2D lumbar support3) Fabric padded seat with injection foam inside + plastic seat bottom cover4) Height adjustable armrest with soft PU armpad5) BIFMA passed CLASS 3 black gaslift6) Muti functional mechanism with back reclining and locking at 3 positions function ,7) BIFMA passed 340mm nylon five star base & BIFMA passed 60mm PU nylon castors