The Los Angeles Times said genuine Hermes bags sell for thousands of dollars and if the shipments were real they would have been worth $14 million.
The shipments were discovered Feb. 12 and Feb. 26, the Times said.
Importing counterfeit purses and wallets is a growing trend, with a 142 percent increase in 2012 from 2011, the customs agency said.
In 2012, customs officials seized $1.26 billion worth of counterfeit goods, including luxury purses, batteries and toothpaste, the Times said.
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