The Tactical Rifle Case Pen Box in OD Green replicates a real rifle case. It has a sleek tactical ribbed exterior (which is made from high-quality injection molded polymer) and has a dense foam interior insert to fit a single pen. In addition, it has two working clasps and a hinged handle for a secure closure. Fits bullet pens of any size. Sized at 6 3/8" x 1 5/8" and 1" tall.