Material: Steel, iron, PP, nylon mesh, foam, nonwoven fabric and composite boards. Back: Features a densely knitted mesh backrest for great breathability and support. Mesh office chair: Get a mid-back mesh office chair! Base: With a claw base with 360 degree wheels so you can move around easily. Adjustable Pneumatic seat-height adjustment - just press on the handy lever. Colours: Choose grey, blue or red colours. | Mid-Back Mesh Office Chair - Blue | Wowcher