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Square Envelopes

Square Envelopes

Welcome to our square envelope shop, with over 250 square envelopes available.

Square envelopes create a unique look. You can use square envelopes to reach out to friends, family and clients with announcements, invitations and simply to keep in touch. Whether you're mailing out just a few envelopes or a mass mailing, your envelope matters and these envelopes always look good in the mailbox and are always appreciated.

We ship same day on orders placed for in-stock items by 2:00 pm central.
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Product Type
  1. Envelopes (21)
Envelope Type
  1. No. 5 3/4 Square (10)
  2. No. 6 1/2 Square (11)
Envelope Size
  1. 5 3/4 x 5 3/4 (10)
  2. 6 1/2 x 6 1/2 (11)
Envelope Class
  1. Square Envelopes (21)
Envelope Style
  1. Contour Flap (20)
  2. Square (21)
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  1. Text (21)
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  1. Matte (1)
  2. Smooth (20)
Eco Features
  1. Elemental Chlorine Free (1)
  2. FSC Certified (1)
  3. Lignin Free (1)
Printer Compatibility
  1. Offset Printing (21)
Brand
  1. Flavours Gourmet (20)
  2. Tube (1)
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  1. Coated 2 sides (C/2S) (1)
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  1. Carton (10)
  2. Box (11)
Mill / Manufacturer
  1. Astro Converters (20)
  2. CTI Paper USA (1)
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