Top 6 Medium Mailing Boxes UK – Box Mailers

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1. Triplast

Triplast 305 x 229 x 178mm Medium Single Wall 12x9x7" Shipping Mailing Postal Cardboard Boxes Pack of 10

Triplast - 12x9x7" 305x229x178mm. Triplast corrugated Single Wall Cardboard. 10 flat packed Boxes. Model number: tplbx10siNGL12X9X7.
Height17.8 cm (7.01 Inches)
Length22.9 cm (9.02 Inches)
Weight0.15 kg (0.33 Pounds)
Width30.5 cm (12.01 Inches)
Part NumberTPLBX10SINGL12X9X7

2. Wellpack Europe

10 x Medium Cardboard Boxes for Posting Parcel Mailing 14x14x14" / 356x356x356mm

Wellpack Europe - Perfect rigid, strong, sturdy, heavy duty and 100% recyclable boxes - IDEAL FOR ALL PURPOSES. Excellent premium quality - viSIT > Wellpack Europe < For An Extensive Packaging Range.

Perfect stacked brand new cardboard boxes for moving house packing shipping or mailing - EASY ASSEMBLY READY TO USE FEATURE RECYCLED. Cheap price - quantity: pack of 10 x boxes we supply these brand new boxes flat packed for easy assembly and ready to use for YOUR CONVENIENCE. Perfect strong medium size double wall heavy duty cardboard boxes with lid flaps - crush resistant - 100% recyclable & can be RE-USED ***PLEASE CHOOSE YOUR BOX SIZE FROM THE SIZE LIST ABOVE***.
BrandWellpack Europe
ManufacturerWellpack Europe
Height70 cm (27.56 Inches)
Length40 cm (15.75 Inches)
Width40 cm (15.75 Inches)
Part Number0612592012318

3. Schott Packaging

10x Medium Mailing Packing Double Wall Cardboard Boxes 14" x 14" x 14" Cube 355mm x 355mm x 355mm by Schott Packaging

Schott Packaging - 355mm x 355mm x 355mm Boxes. Pack of 10 double Wall Cardboard Boxes. Perfect for shipping medium & heavy items. 14" x 14" x 14" cube Boxes.
BrandSchott Packaging
ManufacturerSchott Packaging
Part NumberDW-14X14X14-10PK

4. Triplast

Triplast 432 x 267 x 127mm Medium Single Wall 17x10x5.5" Shipping Mailing Postal Cardboard Boxes Pack of 5

Triplast - Item package quantity: 1. Triplast corrugated Single Wall Cardboard. 5 flat packed Boxes. 17x10x5. 5" 432x267x127mm.
Height12.7 cm (5 Inches)
Length26.7 cm (10.51 Inches)
Weight0.18 kg (0.41 Pounds)
Width43.2 cm (17.01 Inches)
Part NumberTPLBX5SINGL17X10X5.5


305 x 229 x 229mm, ZYBUX, 12x9x9" Medium Single Wall Shipping Mailing Postal Cardboard Boxes Pack of 25

ZYBUX - It can be used such as moving out boxes, shipping items, gift packaging, and storage. Easy to put together. Single wall boxes are the type of boxes that are commonly used for shipping in the e-commerce industry. Corrugated single wall carboard boxes comes in pack of 25 flat packed boxes. Excellent quality and environmental friendly, can be reused and recycled. Multipurpose and strong carboard boxes that provides safe storage or packaging solution. Size in inches 12x9x9" 305x229x229mm.

6. Triplast

Triplast 457 x 305 x 254mm Medium Single Wall 18x12x10" Shipping Mailing Postal A3 Cardboard Boxes Pack of 25

Triplast - 25 flat packed Boxes. 18x12x10" 457x305x254mm. Triplast corrugated Single Wall Cardboard. Item package quantity: 1.
Height25.4 cm (10 Inches)
Length30.5 cm (12.01 Inches)
Weight0.29 kg (0.64 Pounds)
Width45.7 cm (17.99 Inches)
Part NumberTPLBX25SINGL18X12X10