Acrylic Paint
From Amazon
The Army Painter Warpaints Air Starter Set, 12 Warpaints in 18mL Dropper Bottles (including 1 Metallic, 1 Grey 100mL Primer), Acrylic Paint Non Toxic Water Based Airbrush Paint Acrylic Paint Set
eModels
The Army Painter Warpaints Air Starter Set # 8001P
OnBuy
The Army Painter Warpaints Air Starter Set