EXTRA STRONG 2mm Wall Postal Tubes - Heavy Duty Postal Tubes

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These heavy duty postal tubes or mailing tubes have thicker walls than standard cardboard tubes & provide a stronger alternative to the more common 1.5mm walled tubes that are widely available. They are ideal extra strong postal tubes for those who require a little more protection for the items they are shipping. Please scroll down the page and select the length of 2" (50mm / 50.8mm) Diameter Postal Tubes that you require for posting your posters, prints or other documents.

DEFENDA Heavy Duty Tubes

Our 2mm wall heavy duty spiral wound cardboard postal tubes / poster tubes can quickly be produced in virtually any diameter or length required. So, if you cannot see the exact size cardboard postal tube you require – feel free to give us a quick call and one of our friendly sales team will be happy to discuss your requirements.

When purchased in multiples of 100 tubes, our 2" diameter 2mm wall postal tubes are supplied in boxes. So if you prefer your postal tubes delivered boxed for convenience, then purchases in these quantities from our Extra Strong Range will certainly meet with your requirements.

Environmental Information

We produce all of our extra thick Cardboard Poster Tubes and Cores in the United Kingdom. They are produced from recycled and recyclable materials. As a UK manufactured product our Postal Tubes do not clock up environmentally damaging product miles as a result of being imported from overseas.

Defenda two inch diameter postal tubes can be supplied with plastic caps or with our increasingly popular strong paper caps. Plastic caps can be recycled through domestic or commercial refuse collections & paper caps can be added to paper waste or composted if preferred.


Please note that any of our 2mm Wall x 2" Diameter - Extra thick Postal Tubes that are less than 45cm (450mm) long, will qualify as Royal Mail Small Parcels.

So if you require postal tubes with a different wall thickness – please check out our 2" Diameter Extra Heavy Duty 3mm wall postal tubes or our standard 1.5mm wall postal tubes. For other diameters view all of our postal tubes