There is no physical embodiment representing the title of Steven Soderbergh’s “Black Bag,” duffel, burlap or otherwise. It is instead conceptual, a stop sign between lovers who happen to be spies.

A whisper here, a wink there; it all goes inside the bottomless black bag, meant to snare and snuff out interpersonal mysteries before they become marital weaknesses. What’s more, in a time when ...

The Dakimoe Weekender Travel Duffel Bag measures 17 inches wide by 16.5 inches deep and 8.7 inches high, which fits most ...