The Bloch Brothers Tobacco Company of Wheeling, West Virginia, was a tobacco company founded by brothers Aaron and Samuel Bloch in 1879. It was best known for its Mail Pouch chewing tobacco. Mail Pouch was a popular chew advertised on over 20,000 barns, many located in the rural Ohio River Valley. Each barn had an end or side painted with the familiar Mail Pouch lettering and advertising, "Treat yourself to the best."