Kandahar ink is a brilliant lightfast colour that flows easily from pen brush and airbrush kandahar black is ideal for illustration work and in mixed media technique for example with watercolours and does not discolour easily when exposed to light the most suitable surfaces for use are paper card and board it is important to stress that the black is water resistant and not waterproof so it will withstand a degree of splashing but not soaking by water28 ml bottledaler rowney kandahar ink blac