Topshop's fashionable scar tattoos are insensitive towards self-harmers - but they could also help them

Two of the main triggers for self-destructive behaviour involve a desire to feel something, and to in some way brand the skin. Temporary tattoos actually have the capacity to solve both of these issues – the sensory experience of using cold water to transfer the tattoo to yourself, and the visual experience of having a tangible, but ultimately harmless, mark on your skin