Instead of the familkiar pip in a box (#StarTrekVOY's "Unimatrix Zero I"⬇️), when promoted from Ensign to Lt. (jg), a Starfleet officer gets a rank sleeve strip in a box, as seen in #StarTrekSNWs "All Those Who Wander"↖️ and "Orders of Magnitude"↗️, better seen in the 2nd pic.