At Barcodes4u we specialize in barcodes for selling on amazon plus many other online selling formats. Should you require a single EAN/UPC barcode or a few thousand barcodes we always have plenty available. All our barcodes are sent on email within minutes from placing your order. All our barcodes are genuine EAN/UPC barcodes and we do not have any hidden charges. The process is simple, you order online and your individual barcode numbers are sent on email.