I learned the above information from a very knowledgeable source Hoodoo In The Old Tradition
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Historically, the name originated during the 19th century in the geographical area around Memphis, Tennessee. This cumulative charm bag is traditionally made of red flannel and contains herbs, roots, curios, and a few of the man’s personal concerns for whom it is made for. By “cumulative” I am referring to the occasional addition of new items to the Nation (correctly: Nature) Sack carried by the woman for as long as she wants to keep the man.
Like the Mojo Hand, the Nation (correctly: Nature) Sack must be "fed" regularly. This may be done an alcoholic beverage (since it's yours, then it would be a drink you like!), Hoyt's Cologne, Florida Water, Rosewater, your breath, blow tobacco smoke on it, dab with an appropriate oil (such as the Dressing Oil you choose for the candle), it's your choice - be creative!