Trueblock labels feature an opaque silver backing which completely covers up and blocks out existing labels or previous information on parcels or boxes Works well with Australia Post, PayPal, eBay and other popular shipping software Customise your labels with our free and easy-to-use template software; Avery Design and Print - available at averyproducts.com.au/print Jam-Free reliability for trouble free printing, saving time and minimising wastage FSC certified labels made with paper from well-managed forests Content: 40 Labels / 10 Sheets Printer Type: Laser, Inkjet Software Code: L7169 Avery Code: 959402