Secure envelopes shut with these mailing seals. The round design offers an artful look, while the smooth surface accepts pen or printer ink for added versatility. With a simple design, these Avery Easy Peel labels work with a variety of templates for custom design options..Compatible with both laser and inkjet printers.Quickly remove the seals from their backing.Mailing seals are used to keep brochures, flyers, and newsletters securely folded while in the mail.Permanent adhesive keeps mailings from unfolding while in transit.Customize with free templates and designs.Give invitations, greeting cards or other correspondence a finished look with these Avery Easy Peel white permanent adhesive mailing seals..Seal it, send it and smile. Flyers, newsletters, brochures and more stay securely fastened in the mail with these Mailing Seals. Affix the seals to the edge of the pages, and the permanent adhesive keeps mailings from unfolding while in transit. Customize with free templates available at avery.com then print from a laser or inkjet printer. Sealing is the smart way to ensure safe mailing, so you can smile without worry.