STAR TREK: ENT “SULIBAN WRITING IMPLEMENT” FROM “DETAINED”

A prop item featured in the Star Trek: Enterprise episode “Detained”; wherein "Captain Archer" (Scott Bakula) and "Ensign Mayweather" (Anthony Montgomery) stray into a demilitarized zone and are put into a detention facility where all of the inmates are Suliban, by a race called the Tandarans who are at war with them. This item comes in its original case with a replacement cartridge, is black rubber on either tip, and writes in either blue or red depending on which direction you turn it. The item in the case measures approx. 9 X 6 X 2 inches.