You’ll find a wide range of plain and printed envelopes on Etsy, available in a variety of sizes and styles to suit your mailing needs. Several small shops on Etsy offer ready-made envelope templates to add a distinctive touch to your personal stationery or business mailing envelopes. Or, choose from an assortment of plain, patterned, or colored envelopes to elevate your letters, greeting cards, invitations, and other special announcements.