Get out the Graffiti!
Like graffiti then you will love this, it is called glow graffiti and is powered by UV Light. The light effect comes the spray is discharged from the can, it will spray almost any surface and unlike real graffiti this spray will fade in an hour or so.
That means no long lasting issues or problems with being called a vandal either.
Features – Aerosol-style can with a sheet of re-usable light-sensitive material, Designed to be used in the dark, Graffiti will completely fade from the sheet in less than one hour, Takes two AA batteries (not included), Dimensions (spray can): 2.5″ x 6″ (6.5 x 15cm), Dimensions (sheet): 24″ x 24″ (61 x 61cm), Includes: light can, light sensitive sheet, instructions, alphabet stencil and Do NOT shine directly into eyes (emits UV light) Priced at $49.99.
Source [Think Geek]
