Top 10 Single Cardboard Boxes for Posting UK – Box Mailers

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1. Triplast

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Triplast 229 x 152 x 152mm Small Single Wall 9x6x6" Shipping Mailing Postal Gift Cuboid Cardboard Boxes Pack of 50

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Triplast #ad - 9x6x6" 229x152x152mm. Item package quantity: 1. 50 flat packed Boxes. Triplast corrugated Single Wall Cardboard.
BrandTriplast #ad
ManufacturerTriplast #ad
Height5.98
Length5.98
Weight0.18
Width9.02
Part NumberTPLBX50SINGL9X6X6
ModelTPLBX50SINGL9X6X6

2. EXYGLO

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EXYGLO 12x9x4 inch Cardboard Postal Boxes 20 Pack, 305x229x102 mm Black Gift Boxes for Packaging, Medium Shipping Box Mailers for Posting Mailing Small Business

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EXYGLO #ad - Tuck top:each postage box has two tuck tabs to closure box without tape, which can freely fold or unfold in seconds. Size detail:the dimensions of the mailing boxes are 12x9x4 inches 305x229x102 mm, and the internal dimensions are 11. 6x8. 8x3. 9 inches. Corrugated cardboard:the postal boxes are made of kraft corrugated cardboard, which are good for posting small parcel. Package quantity: compact packaging, 20 box mailers flat put into one outer carton. Classic black: the smooth black finish makes the cardboard shipping boxes are suitable for packaging small businesses or as a gift box.
BrandEXYGLO #ad
Manufactureryishi #ad
Height4.02
Length12.01
Width22.9 cm (9.02 Inches)
Part Number210722
Model210722

3. MEG4TEC

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6" x 6" x 2.5" Shipping Storage Boxes Cardboard Postal MAILING Gift Small Parcel 100

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MEG4TEC #ad - External size: 7" x 6. 25" x 2. 55" 18cm x 16cm x 6. 7cm. Made from a strong 2mm thick single wall cardboarD. Weight: 62g. Internal size: 6" x 6" x 2. 5" 15cm x 15cm x 6. 5cm.
BrandMEG4TEC #ad
ManufacturerMADE IN UK #ad
Weight0.14
Part NumberBROWN BOXES

4. iDEALS UK PACKAGING LTD

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100 x Mini Large Letter Mailing Parcel Postal PiP Cardboard Boxes ~ 101mm x 101mm x 20mm 4'' x 4'' x 0.8''

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iDEALS UK PACKAGING LTD #ad - 100% british made, cardboard is sourced responsibly from FSC certified mills in Britain. Shipping mailing pip large letter external size: 11. 5cm x 105cm x 2. 2cm 4. 5" x 4" x 08" internal size: 10cm x 10cm x 2cm weight: 18g made from a strong 1mm thick single wall cardboard SECURELY PACKED AND DELIVERED.

Our feedback on other e-commerce platforms and amazon reflects our great customer service. Great finishing and made with higher grade cardboard 150 Kraft. 100 x brown cardboard box square, size: 10cm x 10cm x 2cm. 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.

Easy to assemble and the locking tab at the front of the box helps secure your items while in post. Ideals uk packaging ltd is dedicated to providing you with excellent customer service. Our product reviews tell the shoppers about the quality of our products.
BrandiDEALS UK PACKAGING LTD #ad
ManufactureriDEALS UK PACKAGING LTD #ad
Height0.79
Length3.98
Weight3.31
Width10.1 cm (3.98 Inches)
Part Number5065014881163
Model5065014881163

5. Triplast

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Triplast 203 x 152 x 102mm Small Single Wall 8x6x4" Shipping Mailing Postal Gift Cuboid Cardboard Boxes Pack of 25

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Triplast #ad - Model number: tplbx25sINGL8X6X4. Triplast corrugated Single Wall Cardboard. 8x6x4" 203x152x102mm. 25 flat packed Boxes.
BrandTriplast #ad
ManufacturerTriplast #ad
Height4.02
Length5.98
Weight0.14
Width7.99
Part NumberTPLBX25SINGL8X6X4
ModelTPLBX25SINGL8X6X4

6. PETAFLOP

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Cardboard Boxes 6x6x6 Corrugated Shipping Boxes Small Mailing Box, 25 Pack

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PETAFLOP #ad - Single walled cardboard boxes, 32 ECT grade for standard stacking performance. International products have separate terms, are sold from abroad and may differ from local products, including fit, and language of product, age ratings, labeling or instructions.100 percent recycled kraft corrugated tiny mailer boxes. These corrugated boxes are easy to erect while adding protection to your parcel and require tape or glue to close.
BrandPETAFLOP #ad
ManufacturerPETAFLOP #ad
Height15.3 cm (6.02 Inches)
Length15.3 cm (6.02 Inches)
Weight4.41
Width6.02
Part NumberCH200181
ModelCH200181

7. Triplast

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Triplast 152 x 152 x 152mm Small Single Wall 6x6x6" &229 x 152 x 152mm Small Single Wall 9x6x6" Shipping Mailing Postal Gift Cuboid Cardboard Boxes Pack of 10

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Triplast #ad - Product 1: 6x6x6" 152x152x152mm. Product 2: 10 Flat Packed Boxes. Product 1: 25 Flat Packed Boxes. Product 2: triplast Corrugated Single Wall Cardboard. Product 2: 9x6x6" 229x152x152mm. Product 1: triplast Corrugated Single Wall Cardboard.
BrandTriplast #ad

8. Unknown

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Shipping Storage Brown Boxes Postal MAILING Gift Packet Small Parcel Natural Cardboard Size: 17cm x 14cm x 5.5cm 7" x 5.5" x 2.25" 10

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Unknown #ad - Shipping storage brown boxes postal mailing gift packet small parcel natural cardboard. Most important is that the creases should be on the inside of the box when assembled. How to assemble a box: please fold the boxes along the crease lines, whilst the box is on a flat surface and the crease lines should be facing up. Made from a strong, thick single wall cardboard. If you have any further questions, please don't hesitate to contact us. Internal size: 17cm x 14cm x 5. 5cm 7" x 5. 5" x 2. 25".
BrandUnknown #ad
ManufacturerMADE IN UK #ad
Height1.97
Length6.69
Weight0.14
Width5.51
Part Number...

9. iDEALS UK PACKAGING LTD

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50 x WHITE C5 A5 SIZE BOX LARGE LETTER STRONG CARDBOARD SHIPPING MAILING POSTAL PIP. INTERNAL SIZE: 23cm x 16cm x 2cm

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iDEALS UK PACKAGING LTD #ad - Ideals uk packaging ltd is dedicated to providing you with excellent customer service. Our feedback on google, and amazon reflects our great customer service and our product reviews tell the shoppers about the quality of our products.

50 x white c5/a5 pricing in proportion pip white/brown cardboard postal boxes quantity: 50 external size: 9" x 6. 5" x 08" - large letter qualifying internal size: 22cm x 16cm x 2cm weight: 38g made from a strong 1mm thick single wALL CARDBOARD. Strong and sturdy but light so they don't eat too much into the weight allowance for large letters. They easily withstand 750g. 100% recyclable. We are a small business and are in ecommerce since 2014, eBay, so we know how to sell and take care of our customers online without actually meeting them. Easy to assemble and Professional.
BrandiDEALS UK PACKAGING LTD #ad
ManufactureriDEALS UK PACKAGING LTD #ad
Height0.79
Length9.02
Weight0.04 kg (0.09 Pounds)
Width6.26
Part Number‎5065014881040

10. Tech-Pac

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Pack of 5 – 280 mm x 185 mm x 65 mm Mailer Box Cardboard Wrap Kraft Packing Boxes Royal Mail Small Parcel Mailing Posting Shipping Brown, Tech-Pac

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Tech-Pac #ad - External dimensions of: 280 mm x 185 mm x 65mm. Guaranteed to be sourced from recycled material and fully biodegradable, recyclable & compostable. Ideal for any small item the require sercure posting & mailing.

A pack of 5 quality, strong, cardboard mailing wrap boxes. Made from locally sourced, fsc certified flute ‘E’ recycled cardboard. A handy size mailer that is easily folded along the score lines. Internal packing when made up dimensions of: 270 mm x 183 mm x 63 mm. The box also has a high quality buff finish for better printing & stickering. Tech-pac is exclusive to amazon and guaranteed for Amazon Prime speedy delivery. Once your goods are inside, use tape to seal the box to make it secure. Qualifies for Royal Mail small parcel service. The kraft cardboard is approximately 1 – 1. 5 mm thick, strength, has excellent compression, and crush resistance.
BrandTech-Pac #ad
ManufacturerTech-Pac #ad
Height17.32
Length1.65
Weight1.15
Width12.32
Part NumberTP-CPB-280-185-65-5
ModelTP-CPB-280-185-65-5
Warranty1 year.