10.Major Customers and Vendors:

The Company had two major vendors that accounted for 30.8% and 13.4%, respectively, of total purchases during the three months ended March 31, 2017. The Company had two major vendors that accounted for 31.2% and 10.0%, respectively, of total purchases during the three months ended March 31, 2016. The Company had two major customers that accounted for 21.8% and 21.6%, respectively, of its total net sales during the three months ended March 31, 2017. These same customers accounted for 29.9% and 10.7%, respectively, of total net accounts receivable as of March 31, 2017. The Company had two major customers that accounted for 21.4% and 20.5%, respectively, of its total net sales during the three months ended March 31, 2016.