3.5 Litre 2 Pack Matte Black Paint with 1.75 Litres of Hardener to suit. Kit makes 5.25L of mixed paint. Mixing ratio is 2:1+5-10%  
Easy 2 coat application and sheens off to a wonderful soft matte finish that is stable and does not chalk up. 
Also available in smaller amounts for small jobs. Spray out available to view in store. Picture shows different hardener amount, supplied with necessary amount.