The Legendary Heisenberg by Vampire. The Koncept range has expanded and everyone’s favourite e-liquid is now available in a new 100ml shortfill that’s perfect for those who love our timeless flavour. Heisenberg is a signature flavour that’s as iconic as they come. It’s a perfect combo of both fruity and icy flavours that give a freshly sweetened hit that makes for a perfect all-day vape.