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Blake Purely Packaging C3 (A3) 450 x 324 mm Board Back Pocket Peel & Seal Envelopes (4200/50) Manilla - Pack of 50

Blake Purely Packaging C3 (A3) 450 x 324 mm Board Back Pocket Peel & Seal Envelopes (4200/50) Manilla - Pack of 50 by Amazon.co.uk

Price last update: 10/05/2025

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• Make a difference to your mail with these Purely Packaging Board Back envelopes by Blake
• Heavy Duty Board Back to protect certificates, photographs, prints and more
• Strong Peel & Seal closure for ease of use, additional security and longer shelf life
• Printed 'Please do not bend' on the face for extra safety
• Printed Do Not Bend on the front

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Description

Blake Purely Packaging C3 (A3) 450 x 324 mm Board Back Pocket Peel & Seal Envelopes (4200/50) Manilla - Pack of 50 is a high-quality product designed to cater to all your posting needs. These envelopes are made from a recycled material with a high percentage of recycled paper content. They have a strong Peel & Seal closure for ease of use, added security, and a longer shelf life. These envelopes are perfect for anyone who wants to send important letters, invitations, certificates, or prints in a secure and durable manner. With its robust design, these board back envelopes are made from heavy duty fiberboard which makes them strong and sturdy.

Total Recycled Content: 100, these envelopes have an environmental impact of zero carbon footprint. They have an eye-catching manilla color that makes them easy to see in your letterbox or on any desk. The front of the envelope is printed with a prominent 'Please do not bend' notice which helps to avoid damage and ensure a safe delivery. The dimensions of the envelopes are C3 450 x 324 mm which is ideal for all letters or postcards that require an A3 size. These envelopes can be easily cut into a C6 size for envelopes or D Lilacs.

Blake's board back envelopes come in a large range of sizes which makes them perfect for any occasion. The windows and gussets in the design provide added protection for any item being posted. These board back envelopes have a Peel & Seal closure which is easy to open and closes automatically with a gentle pull of the handle. With Blake's board back envelopes, there is a guarantee of high-quality security, added protection, and extra-long life span of any item being sent.

Total Recycled Content: 100. These envelopes come in a pack of 50 and have a manufacturer's part number of 4200/50 which ensures high-quality control of manufacturing. With these envelopes, your post will always be safe from bends, creases, and any other damage which makes these envelopes a valuable investment for anyone looking to send high-quality, safe and secure mail. These envelopes are designed to last longer which means they are ideal for sending valuable items like passports, visas, insurance policies, and legal papers. These envelopes can be customized to meet specific size and shape requirements which is ideal for unique packaging and shipping needs. These board back envelopes have a distinct 'Please do not bend' notice on the front which ensures that any post arriving with bent or damaged envelopes is immediately recognizable by your recipient and is returned back to sender. These board back envelopes come with an extra-strong Peel & Seal closure which is easy to use, convenient and adds security.

In summary, Blake Purely Packaging C3 (A3) 450 x 324 mm Board Back Pocket Peel & Seal Envelopes (4200/50) Manilla - Pack of 50 is an exceptional board back envelope which provides high-quality security, protection, and convenience for all postage needs. These envelopes have a significant recycled content with zero carbon footprint, a sturdy construction, a unique manilla color, Peel & Seal closure, easy-cut window sizing, and a long-lasting life of any item being sent. These envelopes are an ideal choice for anyone seeking reliable, secure postage options for important items such as legal papers, passports, insurance policies, or any other valuables. These envelopes have a high percentage of recycled material which makes them an environmentally responsible option. The sturdy design and Peel & Seal closure make them ideal for any postage need while the customized size option and manilla color add extra appeal. These board back envelopes come with a manufacturer's guarantee, are packed with high quality paper and have an A3 size for easy usage and mailing.