Abstract: The present invention discloses an ammunition device or pellet suitable for use with gas fired guns, such as paintballing guns. The pellets have a body and a charge that are arranged as a single unit of formed as separate parts which are assembled for use. The body can be single use or reusable. The charge contains marking material and is a single-use portion arranged to be adjacent to the body. The charge has breakable outer shell for surrounding marking material.