Back: Black nylon + fiberglass frame, durable mesh
Lumber support: Black nylon, height adjustable
Armrest: Adjustable armrest with soft PU arm pads
Cushion: Californian fireproof high-density moulded foam, 12mm plywood inside, elastic cloth cover, nylon seat bottom shell
Mechanism: Single Handle Operating System and 3 degree locking system and class 3 gas lift
Base: High quality 340mm five star nylon base with 60mm PU castors (black)
Rating:  3 year warranty & 120kg weight rated