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Padded Envelopes Size Guide

With so many brands and size options on the market, finding the right size padded envelope can be a bit of a minefield nowadays. Have no fear, we’re here to help – we’ve compiled the sizing from the most popular brands of padded envelopes so identifying the correct size couldn’t be easier.

Padded Envelope Size Conversion

Internal DimensionsExternal DimensionsPostal SizeArofol SizeJiffy SizeFeatherpost SizeMail Lite Size
000100 x 165mm120 x 175mmLetter 1JL000 AA/000
00120 x 215mm140 x 225mmLetter2JL00BB/00
0150 x 215mm170 x 225mmLarge Letter3JL0CC/0
1180 x 265mm200 x 275mmLarge Letter4JL1DD/1
2220 x 265mm240 x 275mmLarge Letter5JL2EE/2
3220 x 340mm240 x 350mmLarge Letter6JL3FF/3
4225 x 330mm250 x 350mmLarge Letter7JL4GG/4
5270 x 360mm290 x 370mmSmall Parcel8JL5HH/5
6300 x 445mm320 x 455mmMedium Parcel9JL6JJ/6
7350 x 470mm370 x 480mmMedium Parcel10JL7KK/7
8440 x 670mm460 x 680mmMedium Parcel12JL8LL/8

Bubble Lined Bags are our own brand of padded envelopes, offering exceptional value and quality. Manufactured to big brand standards without the associated price tag, Bubble Lined Bags are an excellent solution for your padded mailer needs. Manufactured from high quality 92gsm paper, our Bubble Lined Bags have heat-welded edges for enhanced burst resistance, and a high-slip coating on the bubble wrap interior for quick, snag-free packing. There’s even a reliable peel and seal closure so there’s no need for additional adhesives.

It couldn’t be easier to give Bubble Lined Bags a go. When you’re on the Bubble Lined Bags page, just look out for the ‘Convert sizes to’ drop down menu to the left of the yellow Multi Add button. You’ll see the brands featured in the table above; all you need to do is select the brand you’re used to buying, click it, and you will then see your preferred brand sizing next to our corresponding products. You can then select from the ‘Size’ filter on the left hand size of the page.

Ask the experts

If you need any help at all finding the right size or style padded envelope in our range of Bubble Lined Bags, please contact us, we’d more than happy to help. eCommerce despatch operations are our speciality, so get in touch and see how we can help you today.