The first person at the crime scene can clearly mark all potential evidence with these unique first response markers. First Response Markers are ideal for first responders arriving at the crime scene to quickly mark evidence to prevent it’s movement or destruction prior to documentation and collection. These will not blow away in windy conditions and are available in fluorescent orange and fluorescent yellow. The variety of colors allow investigators to differentiate between categories of evidence, such as cartridge casings or different types of shoe patterns. Investigators can also use the marker which provides the greatest contrast to the crime scene. For example, white markers can be used at an arson scene where it will contrast with the charred, black surface. Made of thick, rubber-like vinyl that’s durable and easy to clean. The compact size fits easily in a pocket or crime scene kit.