Best Blake Envelopes of 2026

Jordan Akhtar Avatar
Jordan Akhtar
Last Updated: 10 Feb 2026

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Blake envelopes are a reliable and versatile option for all your mailing needs. With a wide range of sizes and styles available, these envelopes are designed to securely hold and protect your documents. Whether you need envelopes for business correspondence or personal use, Blake offers high-quality options that are durable and easy to use. The brand's attention to detail and commitment to quality make Blake envelopes a smart choice for anyone looking for a reliable solution to their mailing needs.

At a Glance: Our Top Picks

Blake Everyday Peel and Seal Envelopes Pack Cover #TOP 1
Blake Everyday Peel and Seal Envelopes Pack
ftb score rating icon 9.9
Blake Everyday Self Seal Wallet Envelopes Cover #TOP 2
Blake Everyday Self Seal Wallet Envelopes
ftb score rating icon 9.8
Blake Self Seal DL Envelopes Pack of 50 Cover #TOP 3
Blake Self Seal DL Envelopes Pack of 50
ftb score rating icon 9.6

Top 10 Blake Envelopes

Blake Everyday Peel and Seal Envelopes Pack

23882
White
Pack of 500
Blake Everyday Peel and Seal Envelopes Pack Cover
Blake Purely Everyday DL 110 x 220 mm 100 gsm Peel and Seal Wallet Envelopes (23882) White - Pack of 500

The Blake Envelopes Pack offers a secure peel and seal closure, ensuring ease of use and added security for your important documents. Made from high-quality 100 gsm paper, these envelopes are perfect for business correspondence, letters, brochures, and more. You will appreciate their suitability for printing, allowing for custom designs and branding. With this pack of 500, you'll have plenty of envelopes ready for any occasion, enhancing your organisational efficiency.

What We Like
Secure peel and seal closure
High-quality 100 gsm paper
Ideal for business correspondence
Suitable for printing
Large pack of 500

Blake Everyday Self Seal Wallet Envelopes

13882/100 PR
White
DL (110 x 220 mm)
Blake Everyday Self Seal Wallet Envelopes Cover
Blake Purely Everyday DL 110 x 220 mm 90 gsm Self Seal Wallet Envelopes (13882/100 PR) White - 100 Count ( Pack of 1)

The Blake Self Seal Envelopes are perfect for your everyday office mailings. With their self-seal feature, you can save time and effort, ensuring your documents are securely enclosed without the need for additional adhesives. The security opaque design keeps your contents private, providing peace of mind when sending sensitive information. Additionally, these envelopes come in a convenient pack of 100, allowing you to handle large volumes of mail easily. Their versatile size of 110 x 220 mm makes them suitable for a variety of documents.

What We Like
Self-sealing convenience
Opaque for privacy
Suitable for office use
Large pack size
Versatile dimensions

Blake Self Seal DL Envelopes Pack of 50

12882/50 PR
White
DL - 110 x 220 mm
Blake Self Seal DL Envelopes Pack of 50 Cover
Blake Purely Everyday DL 110 x 220 mm 80 gsm Self Seal Envelopes (12882/50 PR) White - Pack of 50

The Blake DL Envelopes are designed for your everyday mailing needs. With an easy-to-use self seal closure, you can securely send your letters and documents without fuss. Made from high-quality 80 gsm paper, these envelopes provide a professional feel for all your correspondence. Ideal for business letters, brochures, and more, this handy pack of 50 ensures you always have enough on hand. Plus, the DL size is perfect for A4 sheets folded into thirds, making it a convenient choice for various tasks.

What We Like
Easy self seal closure
High-quality 80 gsm paper
Suitable for various correspondence
Handy pack of 50
Perfect for A4 documents
#TOP 4

Blake C5 Peel & Seal Envelopes Pack of 50

23893/50 PR
White
C5 - 229 x 162 mm
Blake C5 Peel & Seal Envelopes Pack of 50 Cover
Blake Purely Everyday C5 229 x 162 mm 100 gsm Pocket Peel & Seal Envelopes (23893/50 PR) White - Pack of 50

The Blake C5 Envelopes are designed for your convenience and security. With a secure peel and seal closure, you can quickly and easily seal your correspondence, ensuring your letters and brochures stay protected. Made from high-quality 100 gsm paper, these envelopes provide a professional look and feel, making them perfect for business communication. Their crisp white colour ensures that your documents stand out, while their robust construction means they have an extended shelf life, ready for when you need them.

What We Like
Secure peel and seal closure
High-quality 100 gsm paper
Ideal for business use
Crisp white colour
Extended shelf life

Blake C5 Everyday Self Seal Envelopes, 500 Pack

TS-130121
White
Blake C5 Everyday Self Seal Envelopes, 500 Pack Cover
Blake TS-130121 C5 Purely Everyday Self Seal Envelope, 100gsm, White, Pack of 500

The Blake C5 Envelopes are perfect for your everyday mailing needs. With a self-seal feature, you can quickly and securely close envelopes without the hassle of wetting a flap. Their C5 size is ideal for A5 documents, making them versatile for various correspondence. You will also appreciate the 100gsm paper weight, which provides sturdiness and a professional feel. Easy to use, these envelopes streamline your mailing process, saving you time and effort.

What We Like
Self-seal convenience
C5 size for A5 documents
Sturdy 100gsm paper
Easy to use
Pack of 500
#TOP 6

Blake Business Peel & Seal Wallet Envelopes 110x220mm

61254
Cream Wove
DL - 110 x 220 mm
Blake Business Peel & Seal Wallet Envelopes 110x220mm Cover
Blake Business DL 110 x 220 mm 120 gsm Peel & Seal Wallet Envelopes (61254) Cream Wove - Pack of 25

The Blake Business Envelopes offer a professional touch to your mail with their luxurious premium design. Featuring a secure Peel & Seal closure, these envelopes allow you to seal your documents quickly and safely, giving you peace of mind. They are suitable for Digital, Inkjet, and Laser printing, making it easy for you to personalise or address them. Made from quality 120 gsm FSC Certified Paper, these envelopes provide durability while being environmentally responsible.

What We Like
Luxurious premium design
Secure Peel & Seal closure
Compatible with multiple printers
Durable 120 gsm FSC paper
#TOP 7

Blake C5 100 gsm Pocket Peel & Seal Envelopes

23893/100 PR
White | Pack of 100
C5 - 229 x 162 mm
Blake C5 100 gsm Pocket Peel & Seal Envelopes Cover
Blake Purely Everyday C5 229 x 162 mm 100 gsm Pocket Peel & Seal Envelopes (23893/100 PR) White - Pack of 100

The Blake C5 Envelopes are perfect for your everyday mailing needs. These pocket peel and seal envelopes measure 229 x 162 mm, making them ideal for sending invoices, letters, and brochures. With a pack of 100, you will always have enough on hand for your correspondence. Crafted from quality 100 gsm paper, these envelopes provide a sturdy and professional appearance, ensuring your documents arrive in excellent condition.

What We Like
Convenient pack of 100
High-quality 100 gsm paper
Ideal for various documents
Easy peel and seal feature
Professional white colour

Blake Peel & Seal C4 Envelopes Pack of 125

9000
White
Blake Peel & Seal C4 Envelopes Pack of 125 Cover
Blake Purely Packaging C4 324 x 229 x 25 mm 140 gsm Gusset Pocket Peel & Seal Envelopes (9000) White - Pack of 125

The Blake C4 Envelopes are designed for convenience and efficiency. Featuring a peel and seal closure, these envelopes allow you to securely seal your contents without the need for messy adhesives. Made from high-quality 140gsm paper, they provide a sturdy option for mailing important documents like catalogues and books. The size of 324 x 229 x 25 mm is practical for various uses, ensuring your documents remain protected during transit. With a pack of 125, you’ll have plenty of envelopes ready for your mailing needs.

What We Like
Peel and seal closure
High-quality 140gsm paper
Ideal for catalogues and books
Convenient pack of 125
#TOP 9

Blake Peel and Seal Envelopes Pack of 50

23882/50 PR
White | Pack of 50
DL - 110 x 220 mm
Blake Peel and Seal Envelopes Pack of 50 Cover
Blake Purely Everyday DL 110 x 220 mm 100 gsm Peel and Seal Envelopes (23882/50 PR) White - Pack of 50

The Blake Envelopes Pack offers a secure peel and seal closure, making it easy for you to seal your correspondence without any fuss. Crafted from high-quality 100 gsm paper, these envelopes are perfect for all your business needs, ensuring a professional appearance. You can also print directly onto them, which is ideal for custom branding or addressing. Additionally, the window size of 3.5 × 9 centimetres allows for clear visibility of your letters or brochures, enhancing your communication efforts.

What We Like
Easy peel and seal closure
High-quality 100 gsm paper
Suitable for printing
Clear window for visibility

Blake Self Seal Pocket Envelopes Pack of 250

FL2891
White
C4 - 324 x 229 mm
Blake Self Seal Pocket Envelopes Pack of 250 Cover
Blake Purely Everyday C4 324 x 229 mm 90gsm Self Seal Pocket Envelopes (FL2891) White - Pack of 250

The Blake Pocket Envelopes are high-quality 100gsm white envelopes that are perfect for your everyday mailing needs. The easy-to-use self-seal feature ensures that you can securely seal your items without any hassle. These envelopes are also suitable for printing, making them a great choice for personalised correspondence or branded materials. With a generous pack of 250, you will have plenty of envelopes to handle all your mailing tasks efficiently.

What We Like
High-quality 100gsm paper
Convenient self-seal design
Suitable for printing
Large pack of 250
Buying Guide Image
Editor's Notes

During our Blake envelope research, we found 209 Blake envelope products and shortlisted 10 quality products. We collected and analyzed 119,742 customer reviews through our big data system to write the Blake envelopes list. We found that most customers choose Blake envelopes with an average price of £11.51.

The Blake envelopes are available for purchase. The top 10 picks range in price from a low of £3.00 to a high of £27.00, find the one that fits your budget.

Written by
Jordan Akhtar Avatar

Jordan Akthar owns one stationery store in Bradford, and another in Derby. He started with a corner bookshop, and now the rest is history. He is often found in his stores taking count of inventories of books and stationery. Jordan also likes to write, and this drove his passion for writing articles on stationery maintenance. He owns a blog, where in his free time, he would write DIY tips on how you can recycle and refine your stationeries.