Missouri Thin Blue Line Mouse Pad for Police Officers and supporters of Law Enforcement. This Missouri Police mouse pad features the outline of the State of Missouri with the Thin Blue Line. The Thin Blue Line represents the Law Enforcement Officers who protect the State of Missouri. Missouri State Thin Blue Line Police Mouse Pad is 9.2 x 7.75 inches. Mouse Pad is 1/4 inch thick. Missouri Thin Blue Line Mouse Pad would make a great police gift for any Missouri Police Officer, Missouri Police family member, Missouri Police Supporter, Missouri resident, and fans of Thin Blue Line gifts. All of our police products can be customized for an additional fee. Email us for details.