Collection: Envelopes

Discover the perfect blend of quality and functionality with Simple Office’s Envelopes collection. Designed to meet the demands of both office and school settings, these envelopes offer a premium yet practical solution for your mailing needs. Whether you're sending important documents or organizing correspondence, Simple Office provides reliable, durable options that ensure your contents stay secure and professional. Elevate your workspace with trusted office products that combine style and efficiency seamlessly.

Limited Papers (TM) Booklet Envelopes, (Open Side) Brown Kraft, Gummed Seal, 28 Pound, Heavyweight, For Mailing And More. (1000, 12 x 16)

Limited Papers (TM) Booklet Envelopes, (Open Side) Brown Kraft, Gummed Seal, 28 Pound, Heavyweight, For Mailing And More. (1000, 12 x 16)

Regular price $587.10 USD

Regular price $587.10 USD Sale price
Unit price per
Limited Papers (TM) Booklet Envelopes, (Open Side) Brown Kraft, Gummed Seal, 28 Pound, Heavyweight, For Mailing And More. (50, 10 x 13)

Limited Papers (TM) Booklet Envelopes, (Open Side) Brown Kraft, Gummed Seal, 28 Pound, Heavyweight, For Mailing And More. (50, 10 x 13)

Regular price $32.99 USD

Regular price $32.99 USD Sale price
Unit price per
Catalog Envelopes (Open End), Brown Kraft, 28 Pound. 500 Per Pack. (Clasp, 9.5"x12.5")

Catalog Envelopes (Open End), Brown Kraft, 28 Pound. 500 Per Pack. (Clasp, 9.5"x12.5")

Regular price $428.99 USD

Regular price $428.99 USD Sale price
Unit price per
Limited Papers (TM) Booklet Envelopes, (Open Side) Brown Kraft, Gummed Seal, 28 Pound, Heavyweight, For Mailing And More. (500, 9 x 12)

Limited Papers (TM) Booklet Envelopes, (Open Side) Brown Kraft, Gummed Seal, 28 Pound, Heavyweight, For Mailing And More. (500, 9 x 12)

Regular price $164.55 USD

Regular price $164.55 USD Sale price
Unit price per
Limited Papers (TM) Booklet Envelopes, (Open Side) Brown Kraft, Gummed Seal, 28 Pound, Heavyweight, For Mailing And More. (500, 10 x 15)

Limited Papers (TM) Booklet Envelopes, (Open Side) Brown Kraft, Gummed Seal, 28 Pound, Heavyweight, For Mailing And More. (500, 10 x 15)

Regular price $164.99 USD

Regular price $164.99 USD Sale price
Unit price per
Catalog Envelopes (Open End), Brown Kraft, 28 Pound. 500 Per Pack. (Clasp, 11.5"x14")

Catalog Envelopes (Open End), Brown Kraft, 28 Pound. 500 Per Pack. (Clasp, 11.5"x14")

Regular price $221.99 USD

Regular price $221.99 USD Sale price
Unit price per
Limited Papers (TM) No. 10 Regular Standard Mailing Envelope - Pastel - Soft - 24 Pound (4.8 inch x 9.5 inch) - Announcement, Invoices, Checks, Letters, Contracts, Business Envelopes (Green, 100)

Limited Papers (TM) No. 10 Regular Standard Mailing Envelope - Pastel - Soft - 24 Pound (4.8 inch x 9.5 inch) - Announcement, Invoices, Checks, Letters, Contracts, Business Envelopes (Green, 100)

Regular price $37.50 USD

Regular price $37.50 USD Sale price
Unit price per
Catalog Envelopes (Open End), Brown Kraft, 28 Pound. 500 Per Pack. (Clasp, 6"x9")

Catalog Envelopes (Open End), Brown Kraft, 28 Pound. 500 Per Pack. (Clasp, 6"x9")

Regular price $88.49 USD

Regular price $88.49 USD Sale price
Unit price per
Limited Papers (TM) No. 10 Regular Standard Mailing Envelope - Pastel - Soft - 24 Pound (4.8 inch x 9.5 inch) - Announcement, Invoices, Checks, Letters, Contracts, Business Envelopes (Canary, 500)

Limited Papers (TM) No. 10 Regular Standard Mailing Envelope - Pastel - Soft - 24 Pound (4.8 inch x 9.5 inch) - Announcement, Invoices, Checks, Letters, Contracts, Business Envelopes (Canary, 500)

Regular price $59.99 USD

Regular price $59.99 USD Sale price
Unit price per
Zonon 100 Pieces 3 Sizes Clasp Envelopes Kraft Paper Catalog Clasp Envelope with Clasp Closure for Filing, Storing, Privacy Ensuring or Mailing Documents (9 x 12 Inch, 6 x 9 Inch, 5 x 7 Inch)

Zonon 100 Pieces 3 Sizes Clasp Envelopes Kraft Paper Catalog Clasp Envelope with Clasp Closure for Filing, Storing, Privacy Ensuring or Mailing Documents (9 x 12 Inch, 6 x 9 Inch, 5 x 7 Inch)

Regular price $37.49 USD

Regular price $37.49 USD Sale price
Unit price per
Black Large Poly Mailers 12x15.5 Inch | Strong Adhesive Self-Seal Mailer Bag | Tear, Tamper, Water Resistant Shipping Envelopes | Thick Strong polymailer Bags | Clothing Shipping Bags | 500 Pcs Bulk

Black Large Poly Mailers 12x15.5 Inch | Strong Adhesive Self-Seal Mailer Bag | Tear, Tamper, Water Resistant Shipping Envelopes | Thick Strong polymailer Bags | Clothing Shipping Bags | 500 Pcs Bulk

Regular price $64.49 USD

Regular price $64.49 USD Sale price
Unit price per
Limited Papers (TM) No. 10 Regular Standard Mailing Envelope - Pastel - Soft - 24 Pound (4.8 inch x 9.5 inch) - Announcement, Invoices, Checks, Letters, Contracts, Business Envelopes (Green, 1000)

Limited Papers (TM) No. 10 Regular Standard Mailing Envelope - Pastel - Soft - 24 Pound (4.8 inch x 9.5 inch) - Announcement, Invoices, Checks, Letters, Contracts, Business Envelopes (Green, 1000)

Regular price $112.48 USD

Regular price $112.48 USD Sale price
Unit price per
Black Large Poly Mailers 19x24 Inch | Strong Adhesive Self-Seal Mailer Bags | Tear, Tamper, Water Resistant Shipping Envelopes | Thick Strong polymailer Bags XL Clothing Shipping Bags | 100 Pcs Bulk

Black Large Poly Mailers 19x24 Inch | Strong Adhesive Self-Seal Mailer Bags | Tear, Tamper, Water Resistant Shipping Envelopes | Thick Strong polymailer Bags XL Clothing Shipping Bags | 100 Pcs Bulk

Regular price $40.49 USD

Regular price $40.49 USD Sale price
Unit price per
Limited Papers (TM) No. 10 Regular Standard Mailing Envelope - Pastel - Soft - 24 Pound (4.8 inch x 9.5 inch) - Announcement, Invoices, Checks, Letters, Contracts, Business Envelopes (Cream, 1000)

Limited Papers (TM) No. 10 Regular Standard Mailing Envelope - Pastel - Soft - 24 Pound (4.8 inch x 9.5 inch) - Announcement, Invoices, Checks, Letters, Contracts, Business Envelopes (Cream, 1000)

Regular price $112.48 USD

Regular price $112.48 USD Sale price
Unit price per
White Small Poly Mailers 6x9 Inch | Strong Adhesive Self-Seal mailer Bags | Tamper, Tear,Water Resistant Shipping Envelopes | Thick Strong Material Polymailer Bags Clothing Bag | 1000 Pack Bulk

White Small Poly Mailers 6x9 Inch | Strong Adhesive Self-Seal mailer Bags | Tamper, Tear,Water Resistant Shipping Envelopes | Thick Strong Material Polymailer Bags Clothing Bag | 1000 Pack Bulk

Regular price $47.99 USD

Regular price $47.99 USD Sale price
Unit price per
Limited Papers (TM) No. 10 Regular Standard Mailing Envelope - Pastel - Soft - 24 Pound (4.8 inch x 9.5 inch) - Announcement, Invoices, Checks, Letters, Contracts, Business Envelopes (Goldenrod, 2500)

Limited Papers (TM) No. 10 Regular Standard Mailing Envelope - Pastel - Soft - 24 Pound (4.8 inch x 9.5 inch) - Announcement, Invoices, Checks, Letters, Contracts, Business Envelopes (Goldenrod, 2500)

Regular price $269.99 USD

Regular price $269.99 USD Sale price
Unit price per

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Collection: Envelopes

Limited Papers (TM) Booklet Envelopes, (Open Side) Brown Kraft, Gummed Seal, 28 Pound, Heavyweight, For Mailing And More. (1000, 12 x 16)

Limited Papers (TM) Booklet Envelopes, (Open Side) Brown Kraft, Gummed Seal, 28 Pound, Heavyweight, For Mailing And More. (1000, 12 x 16)

Limited Papers (TM) Booklet Envelopes, (Open Side) Brown Kraft, Gummed Seal, 28 Pound, Heavyweight, For Mailing And More. (50, 10 x 13)

Limited Papers (TM) Booklet Envelopes, (Open Side) Brown Kraft, Gummed Seal, 28 Pound, Heavyweight, For Mailing And More. (50, 10 x 13)

Catalog Envelopes (Open End), Brown Kraft, 28 Pound. 500 Per Pack. (Clasp, 9.5"x12.5")

Catalog Envelopes (Open End), Brown Kraft, 28 Pound. 500 Per Pack. (Clasp, 9.5"x12.5")

Limited Papers (TM) Booklet Envelopes, (Open Side) Brown Kraft, Gummed Seal, 28 Pound, Heavyweight, For Mailing And More. (500, 9 x 12)

Limited Papers (TM) Booklet Envelopes, (Open Side) Brown Kraft, Gummed Seal, 28 Pound, Heavyweight, For Mailing And More. (500, 9 x 12)

Limited Papers (TM) Booklet Envelopes, (Open Side) Brown Kraft, Gummed Seal, 28 Pound, Heavyweight, For Mailing And More. (500, 10 x 15)

Limited Papers (TM) Booklet Envelopes, (Open Side) Brown Kraft, Gummed Seal, 28 Pound, Heavyweight, For Mailing And More. (500, 10 x 15)

Catalog Envelopes (Open End), Brown Kraft, 28 Pound. 500 Per Pack. (Clasp, 11.5"x14")

Catalog Envelopes (Open End), Brown Kraft, 28 Pound. 500 Per Pack. (Clasp, 11.5"x14")

Limited Papers (TM) No. 10 Regular Standard Mailing Envelope - Pastel - Soft - 24 Pound (4.8 inch x 9.5 inch) - Announcement, Invoices, Checks, Letters, Contracts, Business Envelopes (Green, 100)

Limited Papers (TM) No. 10 Regular Standard Mailing Envelope - Pastel - Soft - 24 Pound (4.8 inch x 9.5 inch) - Announcement, Invoices, Checks, Letters, Contracts, Business Envelopes (Green, 100)

Catalog Envelopes (Open End), Brown Kraft, 28 Pound. 500 Per Pack. (Clasp, 6"x9")

Catalog Envelopes (Open End), Brown Kraft, 28 Pound. 500 Per Pack. (Clasp, 6"x9")

Limited Papers (TM) No. 10 Regular Standard Mailing Envelope - Pastel - Soft - 24 Pound (4.8 inch x 9.5 inch) - Announcement, Invoices, Checks, Letters, Contracts, Business Envelopes (Canary, 500)

Limited Papers (TM) No. 10 Regular Standard Mailing Envelope - Pastel - Soft - 24 Pound (4.8 inch x 9.5 inch) - Announcement, Invoices, Checks, Letters, Contracts, Business Envelopes (Canary, 500)

Zonon 100 Pieces 3 Sizes Clasp Envelopes Kraft Paper Catalog Clasp Envelope with Clasp Closure for Filing, Storing, Privacy Ensuring or Mailing Documents (9 x 12 Inch, 6 x 9 Inch, 5 x 7 Inch)

Zonon 100 Pieces 3 Sizes Clasp Envelopes Kraft Paper Catalog Clasp Envelope with Clasp Closure for Filing, Storing, Privacy Ensuring or Mailing Documents (9 x 12 Inch, 6 x 9 Inch, 5 x 7 Inch)

Black Large Poly Mailers 12x15.5 Inch | Strong Adhesive Self-Seal Mailer Bag | Tear, Tamper, Water Resistant Shipping Envelopes | Thick Strong polymailer Bags | Clothing Shipping Bags | 500 Pcs Bulk

Black Large Poly Mailers 12x15.5 Inch | Strong Adhesive Self-Seal Mailer Bag | Tear, Tamper, Water Resistant Shipping Envelopes | Thick Strong polymailer Bags | Clothing Shipping Bags | 500 Pcs Bulk

Limited Papers (TM) No. 10 Regular Standard Mailing Envelope - Pastel - Soft - 24 Pound (4.8 inch x 9.5 inch) - Announcement, Invoices, Checks, Letters, Contracts, Business Envelopes (Green, 1000)

Limited Papers (TM) No. 10 Regular Standard Mailing Envelope - Pastel - Soft - 24 Pound (4.8 inch x 9.5 inch) - Announcement, Invoices, Checks, Letters, Contracts, Business Envelopes (Green, 1000)

Black Large Poly Mailers 19x24 Inch | Strong Adhesive Self-Seal Mailer Bags | Tear, Tamper, Water Resistant Shipping Envelopes | Thick Strong polymailer Bags XL Clothing Shipping Bags | 100 Pcs Bulk

Black Large Poly Mailers 19x24 Inch | Strong Adhesive Self-Seal Mailer Bags | Tear, Tamper, Water Resistant Shipping Envelopes | Thick Strong polymailer Bags XL Clothing Shipping Bags | 100 Pcs Bulk

Limited Papers (TM) No. 10 Regular Standard Mailing Envelope - Pastel - Soft - 24 Pound (4.8 inch x 9.5 inch) - Announcement, Invoices, Checks, Letters, Contracts, Business Envelopes (Cream, 1000)

Limited Papers (TM) No. 10 Regular Standard Mailing Envelope - Pastel - Soft - 24 Pound (4.8 inch x 9.5 inch) - Announcement, Invoices, Checks, Letters, Contracts, Business Envelopes (Cream, 1000)

White Small Poly Mailers 6x9 Inch | Strong Adhesive Self-Seal mailer Bags | Tamper, Tear,Water Resistant Shipping Envelopes | Thick Strong Material Polymailer Bags Clothing Bag | 1000 Pack Bulk

White Small Poly Mailers 6x9 Inch | Strong Adhesive Self-Seal mailer Bags | Tamper, Tear,Water Resistant Shipping Envelopes | Thick Strong Material Polymailer Bags Clothing Bag | 1000 Pack Bulk

Limited Papers (TM) No. 10 Regular Standard Mailing Envelope - Pastel - Soft - 24 Pound (4.8 inch x 9.5 inch) - Announcement, Invoices, Checks, Letters, Contracts, Business Envelopes (Goldenrod, 2500)

Limited Papers (TM) No. 10 Regular Standard Mailing Envelope - Pastel - Soft - 24 Pound (4.8 inch x 9.5 inch) - Announcement, Invoices, Checks, Letters, Contracts, Business Envelopes (Goldenrod, 2500)