How much do the mailer bags weigh?

The mailer bag weight differs with each size option: - 17 x 26.4 cm - 2 g - 25.5 x 33.4 cm - 7 g - 32 x 41.4 cm - 9 g - 38 x 48.4 cm - 11 g - 45 x 55.5 cm - 13 g

Custom Poly Mailers, Mailer Bags

Ship your products stylishly and efficiently with custom poly mailers.

5 sizes, holds up to 2.5 kg
2.3 mm thick, recycled polyethylene
Secure, self-sealing flap
Weather- & tear-resistant
7 colours
2-sided printing

Make a statement with every shipment

Looking for packaging that’s affordable, memorable and mailbox-ready? Custom poly mailers are a great alternative to cardboard or corrugated boxes. They’re light and compact, so you can save on storage and shipping. Whether you sell clothes, soft goods or other non-fragile items, branded mailer bags can get customers all the more excited to open your products.

Versatile & customisable

Made from weather- and tear-resistant polyethylene, our poly mailer bags can hold up to 2.5 kg. They’re available in different sizes and colours to suit your business. The self-sealing flap makes packing easier – just peel, fold, seal and repeat. Add your brand colours, logo and other key details to make it truly yours. Plus, the 2-sided printing means you’ll get double the space for your unique branding.

Easy design process

Ready to create your personalised poly mailers? First, choose the size, colour and orientation that works best for you. Next, explore our customisable templates or upload your own design. Then, add your custom touches. We’ll take care of the rest, and your mailing satchels will arrive looking crisp, polished and ready to impress.

Vistaprint offers Poly Mailers design templates in assorted styles.

FAQs

Reviewed by 1 customers

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Order was made incorrectly

21 Jan 2026 | Ryan H.

Front was correct back was to be left blank but it has been printed

Response from Vistaprint Customer Care Team:

We’re sorry to hear that your order didn’t come out as expected, with the back printed instead of left blank. We understand how frustrating this can be and appreciate you bringing it to our attention. We’d like to help make this right, and we’ve sent you a separate email requesting further information so we can better assist you with this. If your request is urgent and you need an immediate solution, please reach out to our Customer Support team via https://www.vistaprint.com.au/customer-care/help-center/

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No more guesswork. We take care of the entire design process, from brainstorming ideas to delivering the files to your account.

Frequently Asked Questions

Our poly mailers are ideal for sending lightweight items such as clothes and accessories. You can use them on their own or as extra packaging inside a larger parcel. For fragile items, it’s best to use them as an extra layer inside more robust shipping boxes.

You can print on the front and back of your poly mailers. However, we currently don’t offer printing on the flap area. Reverse printing has an additional cost at checkout.

The mailer bag weight differs with each size option: