These handy glow in the dark silicone drink markers stick and restick to any smooth surface choose your poison pop on your initial and avoid those awkward which bottle is mine moments for the rest of the night the graffiti style letters are easy to spot even in the darkness of the club letting you enjoy your night safe in the knowledge that bottles havent been swapped and youre drinking what you think you arer r aside from being clever drink markers these self adhesive letters can b