Top 10 Rigid Cardboard Envelopes UK – Envelopes

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1. AKAR

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400 GSM Card Pack of 10, AKAR Rigid Cardboard C5 Envelope 180 x 235 mm Peel & Seal Envelopes Strip Open Capacity A5 Book Mailler

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AKAR #ad - Time saving - easy peel & seal closure. Convenient for the end user on a day-to-day posting; user friendly. Secured packaging - our A5 book mailer envelopes are manufactured from top quality 400gsm cardboard. Professional finishing - looks more presentable than floppy mailing bags while keeping the goods in-place; Similar to the mailers used by Amazon. Book mailing - cost efficient cardboard envelopes are often referred to as 'capacity book mailers'. Dimensions - 180 x 235 mm / 18. 0 x 23. 5 cm - suitable for a5 Books, brochure, DVD, etc.
BrandAKAR #ad
ManufacturerAKAR #ad
Height0.03 cm (0.01 Inches)
Length23.5 cm (9.25 Inches)
Width7.09
Part NumberBM-C5*

2. AKAR

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400 GSM Card Pack of 10, AKAR Rigid Cardboard C3 Envelope 321 x 467 mm Peel & Seal Envelopes Strip Open Capacity A3 Book Mailler

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AKAR #ad - Professional finishing - looks more presentable than floppy mailing bags while keeping the goods in-place; Similar to the mailers used by Amazon. Convenient for the end user on a day-to-day posting; user friendly. Secured packaging - our A3 book mailer envelopes are manufactured from top quality 400gsm cardboard. Book mailing - cost efficient cardboard envelopes are often referred to as 'capacity book mailers'. Dimensions - 321 x 437 mm / 32. 1 x 43. 7 cm - suitable for A3 calenders, brochure, etc. Time saving - easy peel & seal closure.
BrandAKAR #ad
ManufacturerAKAR #ad
Height0.03 cm (0.01 Inches)
Length46.7 cm (18.39 Inches)
Width32.1 cm (12.64 Inches)
Part NumberBM-C3*

3. AKAR

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400 GSM Card Pack of 50, AKAR Rigid Cardboard C4 Envelope 234 x 334 mm Peel & Seal Envelopes Strip Open Capacity A4 Book Mailler

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AKAR #ad - Convenient for the end user on a day-to-day posting; user friendly. Secured packaging - our A4 book mailer envelopes are manufactured from top quality 400gsm cardboard. Time saving - easy peel & seal closure. Book mailing - cost efficient cardboard envelopes are often referred to as 'capacity book mailers'. Professional finishing - looks more presentable than floppy mailing bags while keeping the goods in-place; Similar to the mailers used by Amazon. Dimensions - 234 x 334 mm / 23. 4 x 33. 4 cm - suitable for A4 Books, brochure, etc.
BrandAKAR #ad
ManufacturerAKAR #ad
Height0.03 cm (0.01 Inches)
Length33.4 cm (13.15 Inches)
Width23.4 cm (9.21 Inches)
Part NumberBM-C4*

4. Greener Route

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Rip and Strip Open, RM Large Letter 25, Pack of 25 Greener Route ™ C5+ A5+ Corrugated Capacity Book Mailers -Rigid Cardboard Envelopes 194x292mm, Peel and Seal, Heavy Duty 400gsm

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Greener Route #ad - Features a micro f flute, making them puncture-resistant and ensuring a very high level of protection. 194x292x 40mm with High Level of Protection. Easy open tear strip making it simple for receivers to open the goods. Heavy duty 400gsm Corrugated Book Mailers. Eco-friendly, compostable, Recyclable, Biodegradable. Made of 100% recycled and recyclable carton material. Royal mail large Letter Posting Ready PIP. Prevent damage for items such as photos.
BrandGreener Route #ad
ManufacturerGreener Route #ad
Height0.2 cm (0.08 Inches)
Length19.4 cm (7.64 Inches)
Width29.2 cm (11.5 Inches)
Part NumberGR-CORRUGATEDMAILER

5. iSOUL

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Rip and Strip Open, iSOUL Rigid Cardboard Envelopes 164 x 180mm 400gsm Card, Peel and Seal, Capacity Book Mailers/Card Mailers for Royal Mail Large Letter Posting 10 Pack

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iSOUL #ad - Ideal for flat items: this strong capacity book mailer e-flute cardboard envelopes can be storing any flat surface like Books and DVDs or any other document, office supply, etc. Perfect protection: isoul cardboard mailers that can be used to protect books, brochures, calendars, cards.

You can buy as per your required pack as per available 10 to 200 qty Pack. Material: this manilla brown book envelope Can be 100% recycle and environment friendly with Peel and seal closure. This manilla brown cover of 400gsm. Can fit sizes 164 x 180mm. Peel & seal closure: this book mailers/card mailers can be used easily for any Book or DVDs size storage with Royal Mail Large Letter size limits to store or ship anywhere just you have to peel off the sticker and seal the envelope.

Cds and DVDs. Speed up packing times and very Convenient to use. Available sizes: we have dvds cardboard envelopes come in two sizes 164 x 180mm with 400gsm Card sizes.
BrandiSOUL #ad
ManufactureriSOUL #ad
Part NumberPC_RGD-ENVPL164
ModelPC_RGD-ENVPL164

6. iDEALS UK PACKAGING LTD

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Rigid Mailer A4 for Book Packaging DVDs etc The Ideal Capacity Book Mailers Expand to Fit 35mm Thickness, Large Letter Size at 25mm. 1, Mailer Envelopes/Cardboard Envelopes A4 C4 Size

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iDEALS UK PACKAGING LTD #ad - The rigid mailers, which are pre-creased, can be hold contents up to 35mm. No need for extra packing tape with these peel and sea envelopes, helping you save time! Proffessional & smart book packaging - our book and dvd envelopes are easy to write on or stick labels to the smooth Kraft surface. Potential capacity: 35mm large letter maximum depth is 25mm / will fit as Large letter if not filled over 25mm.

The rigid envelopes come with a tamperproof self-adhesive closure strip and tear-off opener. Product size internal: 330 x 225 mm, potential Capacity: 35 mm, Weight per Mailer: 61gm Approx. Ideals uk packaging ltd is dedicated to providing you with excellent customer service. Our feedback on other online platforms and amazon reflects our great customer service and our product reviews tell the shoppers about the quality of our products. Versatile mailer envelopes for flat items - our lightweight, but strong cardboard envelopes, A4 sized are ideal book packaging or for other flat items such as DVD's and brochures.

Simply pop items inside the Cardboard mailer envelope / book mailer and close securely with the peel-and-seal strip. We are a small business and are in eCommerce since 2014, so we know how to sell and take care of our customers online without actually meeting them. Reliable & extra secure rigid envelopes - our a4 book envelopes are manufactured from top quality 400gsm cardboard. The cardboard envelopes provide an attractive professional postal packaging solution for books, DVDs and Brochures - ideal when sending out to your clients.
BrandiDEALS UK PACKAGING LTD #ad
ManufactureriDEALS UK PACKAGING LTD #ad
Part NumberEP01004

7. Triplast

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Triplast CD Size 180x180mm Strong Rigid Cardboard Envelopes Postal Mailers Pack of 50

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Triplast #ad - Perfect for variety of items including CD's, DVD's etc. Aggressive hot melt peel & seel strips - prevents flaps opening in the mail. Reinforced corner protection for your items. Made partly from recycled material and 100% recyclable. Unique rigid kraft material for extra strength.
BrandTriplast #ad
ManufacturerTriplast #ad
Height0.03 cm (0.01 Inches)
Length18 cm (7.09 Inches)
Width18 cm (7.09 Inches)
Part Number5056207530258

8. Triplast

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Triplast A5 C5 Size 235x180mm Strong Rigid Cardboard Envelopes Postal Mailers Pack of 25

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Triplast #ad - Perfect for variety of items including CD's, DVD's etc. Aggressive hot melt peel & seel strips - prevents flaps opening in the mail. Unique rigid kraft material for extra strength. Reinforced corner protection for your items. Made partly from recycled material and 100% recyclable.
BrandTriplast #ad
ManufacturerTriplast #ad
Part Number5056207530234

9. Envelopes.com

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Europa 334x224mm A4 Rigid Cardboard Book / DVD Envelopes Pack of 10

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Envelopes.com #ad - Self-adhesive closure strip. Made from sturdy cardboard. Folding lines to increase envelope depth for thicker items. Large. 334mm width x 224mm height, for A4 documents.
BrandEnvelopes.com #ad
ManufacturerEnvelopes Ltd #ad

10. Edenpack

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Rigid Cardboard Envelopes Peel and Seal Strong Board Packaging Postal Mailing Shipping Postal Royal Mail Large Letter Posting Envelopes Book Mailers 10, 180x165mm

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Edenpack #ad - Made from 350gsm thick board in natural manilla brown, looks more presentable than floppy mailing bags while keeping the items in place. Extremely easy to pack with peel/seal strips and receiver has a handy rip and strip open, making it easy to open the package.

Envelope is just 1. 8mm thick. Cost saving on royal mail postage, fit within royal mail large letter size limits. 100% recyclable and environmentally friendly. Extremely cost effective solution and ideal protective mailers that can be used to protect books, calendars, brochures, cards etc. The sturdy nature of these cardboard rigid envelopes helps to ensure that items are not damaged in transit. Our rigid cardboard envelopes are an excellent solution for sending items in the post.
BrandEdenpack #ad
ManufacturerEdenpack #ad
Part NumberED-41198