QR codes are now essential to provide the customer with extra information about a product, company or service. With Avery QR Code Labels, it's easy to print your QR codes on your products and documents to link customers to your website, on-line promotions and more. These square label formats cover dark or patterned surfaces reliably due to the opaque material so the code can be scanned optimally. The labels are perfectly matched to the minimum display size for QR Codes, are easy to print and very fast to apply. These can be printed on all standard printers. Available in a square format with a label size of 45 x 45mm.