White Material: Paper 400 pc(s) Give your parcels a professional finish by using these bright white shipping labels on all your important mail. Avery BlockOutShipping Labels are the ideal choice for sending parcels, mailing tubes and boxes as they completely cover whats underneath. They are a great cost saver because you will be able to reuse packaging as any old text or label is completely hidden. What a great way to help the environment too, plus these Avery labels are eco-friendly.- Professional looking labels for all your shipping needs.- Bright White BlockOutShipping Labels completely hide old text and labels.- Ideal for reusing parcels, mailing tubes, or large envelopessaving money and the environment.- Guaranteed Jam Freewith outstanding print quality.- FSC certified Labels made with paper from well-managed forests.Product Description:- 139 x 99.1 mm.- Laser / Colour Laser / Inkjet.- 400 Total Labels.- For: Shipping / Mailing.- eco-friendly.- Colour: White.- Works best