Fake blood / theater blood 50 ml. Gel blood delivers realistic results and comes in a squeezable bottle. The content is 50 ml and creates a liquid blood effect. Remove the cap and squeeze the bottle to release the fake blood. Direct it into pre-made fake cuts. The 50 ml gel blood is a tube of the brand new Snazaroo gel blood, which is perfect for special effects for Halloween. The gel blood is easy to use and provides realistic results.