Best Bridal Shower Business Mailing Envelopes in 2026

Box of 100 windowless #10 security envelopes with a Redi-Strip peel and seal closure

Security envelopes have a special security tint pattern that obscures what's inside; ideal when you're sending more sensitive material through the mail

Self seal envelopes are quick, easy and more clean and sanitary than gummed envelopes; with a Redi-Strip closure, just peel off the strip and press closed for a secure seal; no moisture needed

#10 business letter envelopes for personal or professional use

Includes 500 #10 envelopes made of 24-pound standard white woven paper for quality and strength; no tint

Moisture activated gummed closure ensures a secure seal

Security envelopes

Security lining

10x13 CLASP ENVELOPE SET – Pack of 15 Single Reusable Envelopes Serves a Variety of Small & Large Documents for Home, Office, Business, Legal & School

Made IN USA, HEAVY DUTY PAPER – Extra Strong, Durable 28LB Standard Brown Kraft Envelopes Proudly made right here in the United States Provides Confidential Protection & Exceptional Rip, Tear & Puncture Resistance - Thank you for supporting American manufacturing!

DOUBLE SEAL DESIGN – Offers Reliable Security for Personal & Professional Mailing; Sturdy Metal Dual Prong Clasps & Gummed Seals w/ Tough Adhesive Glue

NO. 6 x 9 BOOKLET ENVELOPE PACK : 6” x 9” size business envelopes are perfect for mailing a variety of big documents including booklets, catalogs, forms, invoices & cards great envelopes for mailing tax returns ideal size for brochures, legal docs, wedding invitations & direct mailers offers maximum space within USPS 1-stamp dimension requirements; buy bulk & save big on both supplies & shipping.

DURABLE 24LB PAPER : These colored business envelopes are crafted from durable 24lb High quality Starburst paper. This makes them economical and durable.

BRIGHT COLOR : These brightly colored envelopes never fail to impress. Attractive and attention-grabbing, these multicolor envelopes are a popular choice for sending marketing mailers.

HEAVYWEIGHT ENVELOPE SET : Box of 100 single envelopes accommodates variety of small & large documents for home, office, business, legal & more.

SUPER STRONG CONSTRUCTION : Standard brown kraft envelopes are crafted of heavy, durable 28lb paper for exceptional rip, tear & puncture resistance.

DOUBLE SEAL DESIGN : Provides dependable security for work & personal mailing; features reusable dual prong clasps & gummed seals w/ tough adhesive glue.

White envelopes with security lining ensure privacy

6-3/4 size envelopes measure 3-5/8" x 6-1/2"

80 envelopes per box. Customizable: No

#9 DOUBLE WINDOW QUICK SEAL SECURITY ENVELOPES; tired of cheap thin, easily torn envelopes? Aimoh's#9 Security Envelopes are the perfect solution, with premium security tint, extra large, easily read dual front windows and super secure quick seal adhesive

SECURITY TINT; forget thin, easily read envelopes these premium #9 Security Envelopes are designed with security tinted wave patterns which easily obscure details, numbers and other data within, perfect for mailing business statements and invoices while protecting sensitive information

DOUBLE WINDOWS; professional, easily read double front windows suitable for standard business and legal mailings, advertising campaigns and many more, eliminating constantly printing and hand writing addresses, Each envelope contains two front windows, a 1-3/16" X 3-1/2" top window positioned 3/8" from the left and 2" from the bottom and the bottom 1" X 4" window is 3/8" from the left and 1/2" from the bottom

Package includes 18 brown kraft envelopes with gummed seal and metal prong clasp.

Mr. Pen clasp envelopes are made from high-quality brown kraft paper that won’t easily rip or tear during transportation.

Each kraft envelope measures 9 x 12 inches, perfect for mailing and storing Important paperwork.

Perfect for mailing Invoices, QuickBooks Invoices and checks, billing statements, checks, and other business mail.

No need for tape or glue sticks as our strong gummed seal creates a hassle free and safe seal for all your sensitive documents.

Your contents will stay sealed during transit with your strong gummed adhesive and unique 1’’ tapered gummed flap design.

#10 Blush Envelopes: These elegant and pretty envelopes are perfect for mailing letters, documents, thank-you notes, wedding and baby shower invitations, and Mothers' love letters

Personalize with Passion: Use stickers and labels to customize these colorful pastel envelopes for a corporate office event, birthday party, wedding, holiday, banquet, bridal shower, or baby shower

Convenient Construction: The cute envelopes for letters feature a gummed seal and V-flap closure; you can simply apply water to the edges of the flap to seal your letters

NO. 9 x 12 BOOKLET ENVELOPE PACK : 9” x 12” size open side business envelopes are perfect for mailing a variety of big documents including booklets, catalogs, forms, invoices & cards great envelopes for mailing tax returns ideal size for brochures, legal docs, wedding invitations & direct mailers.

DURABLE 24LB PAPER : These colored business envelopes are crafted from durable 24lb High quality Starburst paper. This makes them economical and durable.

BRIGHT COLOR : These brightly colored envelopes never fail to impress. Attractive and attention-grabbing, these multicolor envelopes are a popular choice for sending marketing mailers.

THICK and DURABLE ENVELOPES - made from the most popular business letterhead or stationery weight of 24lb bond / 60lb text paper that greatly holds mailing documents; Gummed Booklet Style Square Flap that provides extra security for document's safe-keeping

STANDARD A2 SIZED ENVELOPES - 4 3/8” x 5 3/4” inches that fit any 4.25 x 5.5 letters, postcards, greeting cards, photos, announcements, social and invitation purposes and more; ideal large reply envelope size that fits inside A7, A8, A9 and A10 sizes envelopes

PERFECT FOR BUSINESS OR PERSONAL USE - great for enclosing your Save the Dates, DIY Invitations, Thank you cards, Graduation announcements, Do-It-Your-self Greeting Cards, and business correspondence; it can be hand addressed or professionally printed

#10 SECURITY TINTED GUMMED ENVELOPES; the durable, woven paper extends the tampering resistance of this envelope, standing up to normal postal wear and tear without damage, perfect for larger documents and sensitive correspondence

PREMIUM SECURITY TINTED PATTERN; our #10 envelopes are designed with a premium security printed design to protect contents and sensitive information, perfect for secure business and legal mailing while protecting sensitive information

WINDOWLESS DESIGN; envelopes ideal for standard business & legal documents and sensitive correspondence, manufactured with a windowless front panel for easy printing, labeling or hand-addressing, perfect for quick, mass business mailings

Perfectly fits your computer printed 1099 MISC forms from QuickBooks or similar accounting software. Your 1099 COPY B and COPY C forms will slide in with ease. NOT FOR QUICKBOOKS ONLINE.

Recipient and return address will show perfectly in our unique double window design. No need to worry about your personal tax identical number or other personal information showing through the envelope windows

Provides complete tax form security: your 1099-MISC forms will be hidden with our black security tint design

TOPS W-2 envelopes have a gummed closure, precision cut windows & security tint; for standard IRS W2 forms; 50 Per pack

Left aligned double window envelopes fit your 1099 forms precisely without revealing gaps or misalignments

24 lb Security-enhanced envelopes have a tinted privacy pattern to mask details; personal info is safe from prying eyes, even if held to light

Perfectly fits your computer printed 1099 MISC forms from QuickBooks or similar accounting software. Your 1099 COPY B and COPY C forms will slide in with ease. NOT FOR QUICKBOOKS ONLINE.

Recipient and return address will show perfectly in our unique double window design. No need to worry about your personal tax identical number or other personal information showing through the envelope windows

Provides complete tax form security: your 1099-MISC forms will be hidden with our black security tint design

White Booklet Envelope

Size: 8.75 x 11.5 inches

Made from high qualuity 24lb paper

Colored Envelopes #10: This 200-pack of green envelopes letter size features a V-flap enclosure and vibrant green-colored paper, perfect for birthday party invites

Value Pack: Make sure you always have some #10 envelopes on hand when you need them for writing and mailing business correspondence or for craft projects

Gummed Flap Seal: These printable paper bulk envelopes feature a flap enclosure with a gummed seal that can be sealed by applying a small amount of water and applying pressure

Perfectly fits QuickBooks Checks, or other computer printed checks: checks will slide in easier with a slightly wider design than the standard 2 window 8 5/8 envelope

Checks amounts and memos will not be visible: Only addresses will show through our unique double window design with no need to change QuickBooks, QB Online, or Quicken settings (WILL NOT FIT STATEMENTS)

Provides complete check security: your laser checks will be hidden with our security tint design

IMPROVED SECURITY – Envelopes are tamper proof and come with enhanced security tint for protecting essential financial business documents.

EASY VIEW ACCESS WINDOW – Dual front windows help improve mail service efficiency while ensuring your recipients know exactly who sent them a letter.

Dimensions: 3-5/8 X 8-3/4

Perfectly fits your computer printed W2 forms from QuickBooks or similar accounting software. Your W2 two part forms will slide in with ease and not move around during transit. NOT FOR 4 PART FORMS

Recipient and return address will show perfectly in our unique double window design. No need to worry about the social security number or other personal information showing through the envelope windows (DOES NOT WORK FOR 1099s)

Provides complete tax form security: your W2 tax return forms will be hidden with our black security tint design

Perfectly fits your computer printed 1099 MISC forms from QuickBooks or similar accounting software. Your 1099 COPY B and COPY C forms will slide in with ease. NOT FOR QUICKBOOKS ONLINE.

Recipient and return address will show perfectly in our unique double window design. No need to worry about your personal tax identical number or other personal information showing through the envelope windows

Provides complete tax form security: your 1099-MISC forms will be hidden with our black security tint design

THICK and DURABLE ENVELOPES - made from the most popular business letterhead or stationery weight of 24lb bond / 60lb text paper that greatly holds mailing documents; Gummed Booklet Style Square Flap that provides extra security for document's safe-keeping

STANDARD A6 SIZED ENVELOPES - 4.75” x 6.5” inches that fit any 4x6 letters, postcards, greeting cards, photos, announcements, social and invitation purposes and more; ideal large reply envelope size that fits inside A7, A8, A9 and A10 sizes envelopes

PERFECT FOR BUSINESS OR PERSONAL USE - great for enclosing your Save the Dates, DIY Invitations, Thank you cards, Graduation announcements, Do-It-Your-self Greeting Cards, and business correspondence; it can be hand addressed or professionally printed

THICK and DURABLE ENVELOPES - made from the most popular business letterhead or stationery weight of 24lb bond / 60lb text paper that greatly holds mailing documents; Gummed Booklet Style Square Flap that provides extra security for document's safe-keeping

STANDARD A7 SIZED ENVELOPES - 7 1/4” x 5 1/4” inches that fit any 5 x 7 letters, postcards, greeting cards, photos, announcements, social and invitation purposes and more; ideal large reply envelope size that fits inside A8, A9 and A10 sizes envelopes

PERFECT FOR BUSINESS OR PERSONAL USE - great for enclosing your Save the Dates, DIY Invitations, Thank you cards, Graduation announcements, Do-It-Your-self Greeting Cards, and business correspondence; it can be hand addressed or professionally printed

THICK and DURABLE ENVELOPES - made from the most popular business letterhead or stationery weight of 24lb bond / 60lb text paper that greatly holds mailing documents; Gummed Booklet Style Square Flap that provides extra security for document's safe-keeping

STANDARD A7 SIZED ENVELOPES - 5.25” x 7.25” inches that fit any 5x7 letters, postcards, greeting cards, photos, announcements, social and invitation purposes and more; ideal large reply envelope size that fits inside A8, A9 and A10 sizes envelopes

PERFECT FOR BUSINESS OR PERSONAL USE - great for enclosing your Save the Dates, DIY Invitations, Thank you cards, Graduation announcements, Do-It-Your-self Greeting Cards, and business correspondence; it can be hand addressed or professionally printed

THICK and DURABLE ENVELOPES - made from the most popular business letterhead or stationery weight of 24lb bond / 60lb text paper that greatly holds mailing documents; Gummed Booklet Style Square Flap that provides extra security for document's safe-keeping

STANDARD A7 SIZED ENVELOPES - 7 1/4” x 5 1/4” inches that fit any 5 x 7 letters, postcards, greeting cards, photos, announcements, social and invitation purposes and more; ideal large reply envelope size that fits inside A8, A9 and A10 sizes envelopes

PERFECT FOR BUSINESS OR PERSONAL USE - great for enclosing your Save the Dates, DIY Invitations, Thank you cards, Graduation announcements, Do-It-Your-self Greeting Cards, and business correspondence; it can be hand addressed or professionally printed

Envelopes for W-2 Laser Forms

50 envelopes per pack

Gummed closure

Self Adhesive Design: when using the envelope for cash, please wet the glue at the sealing, then fold the sealant and hold it for about one minute, which can be sealed tightly as you need, easy and fast

Abundant to Choose: you will receive 200 pieces of cash envelopes for budgeting, the sufficient quantity is enough for your daily use and replacement demands, sharing them with your family, friends or neighbors is also nice

Proper Size: black envelopes measure about 3.5 x 6.5 inches for each, smooth textured, compact and portable, easy to carry and store, the classic black color is suitable for decorating, you can add stickers and small ornaments (not included) on the surfaces, showing your personal taste

Sold as 250/Box.

Catalog envelopes are a reliable choice for multiple kinds of personal and business mailing purposes. Made from brown kraft paper that conceals contents from prying eyes. Dimensions: 10"L x 13"H, size #13. Gummed and clasp closures keeps your documents secured inside the envelope. Envelopes come in boxes of 250, making them an easy, and economical choice for the business that needs to spend wisely without sacrificing quality. 20% post-consumer content. 20% total recycled content.

Made from brown kraft paper that conceals contents from prying eyes. 20% post-consumer content.