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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 (350)
Color
  1. white White (80)
  2. ivory Ivory (16)
  3. natural Natural (2)
  4. red Red (39)
  5. pink Pink (8)
  6. orange Orange (2)
  7. brown Brown (21)
  8. yellow Yellow (2)
  9. green Green (30)
  10. blue Blue (41)
  11. purple Purple (6)
  12. black Black (29)
  13. grey Grey (8)
  14. silver Silver (38)
  15. gold Gold (6)
  16. copper Copper (2)
  17. clear Clear (20)
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Envelope Type
  1. Arturo 5 1/2 Square (4)
  2. Arturo 6 1/2 Square (4)
  3. Arturo 7 1/2 Square Outer (4)
  4. Arturo 7 1/4 Square Inner (4)
  5. Arturo 7 1/4 Square Inner w/o Glue (4)
  6. No. 5 1/2 Square (20)
  7. No. 5 3/4 Square (32)
  8. No. 5 Square (18)
  9. No. 6 1/2 Square (134)
  10. No. 6 Square (18)
  11. No. 7 1/2 Square (18)
  12. No. 7 Square (18)
  13. No. 8 1/2 Square (18)
  14. No. 8 Square (18)
  15. No. 9 1/2 Square (18)
  16. No. 9 Square (18)
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Envelope Size
  1. 5 1/2 x 5 1/2 (24)
  2. 5 3/4 x 5 3/4 (32)
  3. 5 x 5 (18)
  4. 6 1/2 x 6 1/2 (138)
  5. 6 x 6 (18)
  6. 7 1/2 x 7 1/2 (22)
  7. 7 1/4 x 7 1/4 (8)
  8. 7 x 7 (18)
  9. 8 1/2 x 8 1/2 (18)
  10. 8 x 8 (18)
  11. 9 1/2 x 9 1/2 (18)
  12. 9 x 9 (18)
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Envelope Class
  1. Square Envelopes (350)
Envelope Style
  1. Contour Flap (84)
  2. Inner Outer (12)
  3. Non-Gummed (4)
  4. Square (350)
Basis Weight
  1. Bond (116)
  2. Text (234)
Finish
  1. Embossed (18)
  2. Felt (20)
  3. Matte (18)
  4. Metallic (70)
  5. Smooth (88)
  6. Translucent Vellum (116)
  7. Vellum (20)
Eco Features
  1. 30+% Recycled (36)
  2. Carbon Neutral (70)
  3. Elemental Chlorine Free (246)
  4. FSC Certified (106)
  5. Green-e Certification (52)
  6. Lignin Free (262)
  7. Made Using Wind Power (52)
Printer Compatibility
  1. Copiers (B&W) (72)
  2. Copiers (Color) (72)
  3. Inkjet Printers (156)
  4. Laser Printers (244)
  5. Offset Printing (350)
Brand
  1. Arturo (20)
  2. ASPIRE Petallics (70)
  3. Constellation Jade (18)
  4. Exact Ice (20)
  5. Flavours Gourmet (64)
  6. Glama Natural (116)
  7. Pegasus (24)
  8. Tube (18)
Coating
  1. Coated 1 side (C/1S) (27)
  2. Coated 2 sides (C/2S) (79)
Paper Features
  1. Metallic (54)
  2. Translucent (116)
Packing Unit
  1. Carton (172)
  2. Box (178)
Mill / Manufacturer
  1. Astro Converters (64)
  2. CTI Paper USA (222)
  3. Legion Paper (20)
  4. Mohawk Fine Papers (24)
  5. Wausau Paper (20)
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