The Sirchie Crime Scene Template is specially created for law enforcement, measures 6-1/2" x 3-1/4". It is designed to simplify the drawing of difficult objects found at the crime scene. The template features the copyrighted, segmented human body which permits drawing the human form in the exact position in which it was found. The CST1 Crime Scene Template is on a quarter-inch scale (1/4" = 1'). There is a conventional 6" ruler along the right side and the bottom and left sides are marked in 1/4" increments. There are many variations for using this template.