Neenah Social Envelopes are an easy replacement of everyday invitation-size envelopes, with a distinctive color and feel. These envelopes have a distinct shimmer that set them apart from ordinary stationery. Neenah Social Envelopes are perfect for invitations, greeting cards, announcements and personalized correspondance! Each envelope is lignin-free and acid-free, so they won't yellow or disintergrate over time. Plus, Neenah fine paper is compatible with copier, inkjet, and laser printers for custom addressing!