UltraGrip3D diamond shaped microdot pattern on the blue bars, at the top and bottom of the sheet to ensure perfect print alignment JamFREEprinting - special edges on the label sheet ensures no adhesive residue is left on your printer Made from FSC certified paper from responsibly-managed forests Compatible with most ecommerce platforms Save time with our FREE, easy-to-use template software; Avery Design and Print Avery printable parcel labels are designed to stay put on your letters and parcels. Whether youre printing in black and white or adding colour, these super white labels will look sharp and smart on your envelopes or small packages.Theres also UltraGripTechnology on all our printable laser labels, ensuring the perfect print alignment every time! And with our QuickPEELtechnology, applying labels to envelopes is fast. Simply divide the label on the sheet along the perforation to expose the label edge and then peel and apply, it is so easy and makes labelling of your mai