6. Major Customers

For the year ended December 31, 2013, the Company’s top three customers accounted for approximately 27.6%, 12.5% and 8.9% of consolidated net sales. In 2012, the top three customers accounted for approximately 26.3%, 8.9% and 7.5% of consolidated net sales. At December 31, 2013, the outstanding accounts receivable balances due from these three customers were $1,523,000, $2,085,000 and $305,000, respectively. At December 31, 2012, the outstanding accounts receivable balances due from these three customers were $2,021,000, $627,000 and $0, respectively.