Steel with rust inhibiting zinc plating. Black finish.
http://www.motorsport-tools.com/index.php?main_page=product_info&cPath=28_75&products_id=903
The OMP Elite is an excellent value for money 2 layer race suit with a 2-colour design Sateen fabric outer layer and soft knit Nomex inner layer.
Pilota Plus Race Suit A 2 layer Nomex suit in a dual colour design. Features a durable outer fabric with a pleated back, elasticated waistband and floating sleeves for added comfort and mobility.
3 layer Nomex suit, the OMP Trend is a stylish, single colour Nomex race suit.
http://www.motorsport-tools.com/index.php?main_page=index&cPath=291