This is quite possibly the most over-engineered pen I've ever come across, and it looks like it's straight out of a spycraft lab. The Hancept Zero Mk2 is a 2-mm-thick contraption that can slip into a ...

metal, primed canvas and so much more. Though beloved for their classic, ink-based markers, Copic also produces a small selection of water and pigment-based paint markers – with 24 opaque shades ...