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Mead Envelopes, Letter Size #10, Security Tinted Envelopes, Self Seal, 4-18 x 9.5”, Windowless Design, Mailing Envelopes for Official Business & Legal Letters, 500 per Pack 740010
Make it impossible for prying eyes to read your sensitive information. With its thick and opaque material, these standard #10 envelopes keep contents completely hidden from outsiders.
Mead Envelopes, Letter Size #10, Security Tinted Envelopes, Self Seal, 4-18 x 9.5”, Windowless Design, Mailing Envelopes for Official Business & Legal Letters, 500 per Pack 740010
Item #: 45458191

Mead Envelopes, Letter Size #10, Security Tinted Envelopes, Self Seal, 4-18 x 9.5”, Windowless Design, Mailing Envelopes for Official Business &

Item #: 45458191

TTD 240

Price Details

Excluding Shipping & Custom charges ( Shipping and custom charges will be calculated on checkout )

*All items will import from US

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This product is not Fulfilled by Ubuy and can take minimum 10 days in delivery. We might cancel the product from the order and refund you if any issue arise with the delivery of this product.
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Make it impossible for prying eyes to read your sensitive information. With its thick and opaque material, these standard #10 envelopes keep contents completely hidden from outsiders.
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What Stands Out

Security Tinted
The security tinted design ensures private information remains confidential, preventing visibility during transit, making it ideal for sensitive documents and enhancing recipient trust.
Self-Sealing
The convenient self-seal feature allows users to securely close envelopes without additional adhesives, saving time and ensuring a hassle-free mailing experience for busy professionals.
Bulk Pack
Available in a pack of 500, these envelopes offer exceptional value for businesses needing large quantities, reducing ongoing supply costs while ensuring consistent availability for all mailing needs.

Product Details

Shop Mead Envelopes, Letter Size #10, Security Tinted Envelopes, Self Seal, 4-18 x 9.5”, Windowless Design, Mailing Envelopes for Official Business & Legal Letters, 500 per Pack 740010 online at a best price in Trinidad and Tobago. B09M7GW1XX
  • Self-sealing envelopes for quick and convenient closure
  • Thick and opaque material to keep contents hidden
  • Windowless design for legal and business mail privacy
  • Pack of 500 #10 envelopes measuring 4 1/8 x 9.5”
  • Created by Mead, a brand known for premium paper products
  • Strong adhesive for secure sealing without licking or taping
Country of OriginThis item will be imported from US
Item Weight5 lbs (2.27 kg)
What is in the boxMead Envelopes, Letter Size... For more details, please check description/product details

Who Should Buy?

Suitable For
  • Businesses

    Ideal for businesses needing secure, professional envelopes for sending sensitive legal and official correspondence.

  • Legal Professionals

    Perfect for lawyers and legal firms that send confidential documents that require discreet and secure mailing solutions.

  • Mailing Campaigns

    Great choice for marketing campaigns requiring bulk mailing of promotional materials while ensuring privacy.

Not Suitable For
  • Personal Use

    Not the best option for casual personal correspondence where windowed envelopes might be preferred for addressing.

  • Craft Projects

    Not suited for craft enthusiasts looking for decorative or colorful envelopes, as these are more functional than aesthetic.

  • Small Quantities

    Ordering 500 envelopes may be excessive for individuals or small businesses that only need a limited supply.

Product Description

Mead Envelopes, Letter Size #10, Security Tinted Envelopes, Self Seal, 4-18 x 9.5”, Windowless Design, Mailing Envelopes for Official Business & Legal Letters, 500 per Pack 740010

Have any Query? Chat with us

Customer Questions & Answers

  • Question: What are self-seal envelopes and how do they work?

    Answer: Self-seal envelopes come with adhesive strips on the flaps that allow them to be sealed without needing moisture. This design is ideal for users who require a quicker and cleaner way to secure their documents. Simply peel off the protective strip and press the flap down to seal. This feature is particularly useful for businesses sending bulk mail, allowing for efficient handling.
  • Question: What size are these security envelopes?

    Answer: The Security Envelopes Self Seal #10 measure 4 1/8 x 9 1/2 inches, which is a standard size for business correspondence. This dimension is perfect for accommodating checks, invoices, and other important documents, making it a versatile choice for both office and personal use.
  • Question: What does 'windowless' mean in the context of envelopes?

    Answer: Windowless envelopes do not feature a transparent window, which means that the contents are fully concealed. This design enhances privacy and security, making it difficult for recipients to see the contents without opening the envelope. It's a preferred choice for confidential communications like sensitive financial documents.
  • Question: How many envelopes are included in each pack?

    Answer: Each pack of Security Envelopes includes 500 envelopes. This bulk quantity is ideal for offices or businesses that regularly send out mail. Buying in bulk also helps to reduce the frequency of reordering, ensuring you always have envelopes on hand for your mailing needs.
  • Question: What type of paper are these envelopes made from?

    Answer: These mailing envelopes are typically made from high-quality paper that ensures durability and provides a professional appearance. The sturdy construction helps protect the contents during transit and allows for printing if you wish to customize your mailings with company branding or logos.
  • Question: Can these envelopes be used for mailing sensitive information?

    Answer: Yes, these windowless security envelopes are designed for mailing sensitive information, as they provide discretion and privacy. Since the contents are not visible, they offer added protection for important documents such as financial statements, legal notices, and personal correspondence.
  • Question: Are these envelopes compatible with printing?

    Answer: Yes, these security envelopes are compatible with most printers, allowing you to personalize them with your information or branding. This feature is particularly advantageous for businesses that want to make a professional impression by customizing their correspondence directly on the envelopes.
  • Question: Are these envelopes recycled or eco-friendly?

    Answer: Many security envelopes are manufactured using recycled materials or are recyclable themselves. This sustainability aspect is vital for environmentally-conscious consumers who prioritize eco-friendly office supplies. Always check the product details to confirm if they meet the specific eco-friendly standards you value.
  • Question: What applications are best suited for these self-seal envelopes?

    Answer: These self-seal envelopes are perfect for various applications, including sending invoices, tax documents, personal letters, or important contracts. Their secure design and professional appearance make them especially suitable for office use, ensuring that documents are presented well and remain protected.
  • Question: Where can I buy Security Envelopes Self Seal #10 in Trinidad and Tobago?

    Answer: You can purchase the Security Envelopes Self Seal #10 from Ubuy. Ubuy offers a variety of office supplies including these envelopes, making it easy to find and order them online with convenient delivery options tailored to your location in Trinidad and Tobago.

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“The product received very good packaging & safe…Thank You”

16 June 2026 · via Trustpilot
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“Accurate delivery timing given”

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“Not madly expensive like I thought, and much quicker than promised.”

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“The process was smooth, with clear communication and timelines. This was my 1st purchase and I am really impressed. I will definitely be coming back.”

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