Looking for the best nappy bag in Australia? The OiOi nappy backpack has been voted #1 by thousands of parents in the Tell Me Baby, Mum Central, Bounty Baby Awards and the Kiindred Awards. Here are our top picks depending on your family's needs & how many children you have:
The Signature Diaper Backpack is a multi-award-winning favorite and one of the best diaper backpacks for everyday parenting. Loved for its clean design and smart internal layout, this bag offers smart organization without compromising on style.
The most popular material option is the Vegan Leather because it is easy to wipe clean.
Why parents love it:
“I have the OiOi signature. I can fit diapers and changes of clothes for a 3m and an 18m. I can also fit snacks, hats/beanies, burp clothes/bibs drink bottle, diaper cream, wipes and reflux medication. Their trio of pouches are really helpful for this. ”
Melissa P
“I've got the brown one. I'm currently using it with our second child. It goes everywhere with me and has done for the last few years. There is no wear marks on it at all. I would highly recommend them. Get which ever color goes with your aethetic”
Danielle R
“Had mine for 3 years now and taken it absolutely everywhere and there are no marks on mine at all”
Alyce F
Australia’s highest-rated diaper bag for four consecutive years, the Signature Diaper Backpack by OiOi combines style and functionality. It include...
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Australia’s highest-rated diaper bag for four consecutive years, the Signature Diaper Backpack by OiOi combines style and functionality. It include...
View full details
Australia’s highest-rated diaper bag for five consecutive years, the Signature Diaper Backpack by OiOi combines style and functionality. It include...
View full details
Australia’s highest-rated diaper bag for four consecutive years, the Signature Diaper Backpack by OiOi combines style and functionality. It include...
View full details
Australia’s highest-rated diaper bag for four consecutive years, the Signature Diaper Backpack by OiOi combines style and functionality. It include...
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The Multitasker Diaper Backpack is designed for parents who carry it all. It is the best large diaper backpacks for 2026, offering generous capacity for families with multiple children.
The most popular material is Neoprene because it is machine washable and a popular unisex look with dads.
Why parents love it:
“We have the OiOi Multitasker that I purchased for travel/Baby bag for big outings. It fits SO much... its huge. I have a 3.5yr and 8 month and recently flew Melbourne and had so much stuff in it. No noticeable once wearing it on your back, its super comfortable. This is my 3rd baby bag and by far the best”
Emily A
“I've got the Multitasker and really happy with it. Use it everyday for my newborn and toddler + travel. Great quality with lots of room. Especially love the suitcase sleeve on the back too"
Lauren S
“I have the Multitasker for 3 kids. Its great! All baby stuff fits in the front section, big kids change of clothes and snacks in the back section with phone wallet ect in the small zip. Hubby doesn't mind wearing it also ”
Brooke C
The Multitasker Diaper Backpack by OiOi has been designed with families of multiple kids in mind. It is the largest diaper bag in our collection an...
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The Multitasker Diaper Backpack by OiOi has been designed with families of multiple kids in mind. It is the largest diaper bag in our collection an...
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The Multitasker Diaper Backpack by OiOi has been designed with families of multiple kids in mind. It is the largest diaper bag in our collection an...
View full details
The Multitasker Diaper Backpack by OiOi has been designed with families of multiple kids in mind. It is the largest diaper bag in our collection an...
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Our bestselling Multitasker Diaper Backpack is now available in a sleek Weatherproof version, crafted from a lightweight PU fabric with a smooth, r...
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The Carry All Diaper Bag is a versatile favorite that works as both a diaper bag and everyday carry. This style is loved by parents who want flexibility without sacrificing design.
Why parents love it?
If you love everything having its place, the OiOi Carry All Diaper Bag in Chocolate Puffy Quilt brings together our most organized design and a sof...
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If you love everything having its place, the OiOi Carry All Diaper Bag in Beige Puffy Quilt brings together our most organized design and a soft, m...
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If you love everything having its place, the OiOi Carry All Diaper Bag in Black Puffy Quilt brings together our most organized design and a soft, m...
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If you like to keep everything in its place, the original OiOi Carry All Diaper Bag is our most organized diaper bag design. It can be worn over yo...
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If you like to keep everything in its place, the original OiOi Carry All Diaper Bag is our most organized diaper bag design. It can be worn over yo...
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The Mini Signature Backpack is a petite favorite with great organization in a compact size. Loved by parents who want a lighter carry for everyday outings – without sacrificing style or functionality.
It is also our most popular baby bag for petite moms.
Why parents love it:
New 2.0 version has internal zip and protective bottom feet Taking inspiration from our best-selling Signature Diaper Backpack, this versatile Mini...
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New 2.0 version has protective feet & internal zipper pocket Taking inspiration from our best-selling Signature Diaper Backpack, this versatile...
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New 2.0 version has protective feet & internal zipper pocket Taking inspiration from our best-selling Signature Diaper Backpack, this versatile...
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Taking inspiration from our best-selling Signature Diaper Backpack, this versatile Mini size carries all of your essentials. If you've been looking...
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Taking inspiration from our best-selling Signature Diaper Backpack, this versatile Mini size carries all of your essentials. If you've been looking...
View full details“This mini backpack is perfect for keeping things light and avoiding overpacking.”
Zolly S.
“Love the fabric and the size… my go to everyday bag… fits a lot in it for a small bag.”
Eliza W
Designed for adventures, the Traveler Diaper Backpack is a go-to travel diaper bag for airport days, road trips, and weekends away.
It comes in a weatherproof material that is ultra-light.
Why parents love it:
Designed for lightweight adventures, the Weatherproof Traveler Diaper Backpack is the perfect grab-and-go bag for park strolls, errands, or travel...
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Crafted from lightweight, weatherproof materials, this sleek and practical stroller caddy keeps your essentials close and dry – no matter the forec...
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Choosing the best diaper bag in 2026 comes down to finding the right fit for your lifestyle. Our Ultimate Diaper Bag Buying Guide and Which Diaper Bag Material Is Best for You? are here to help you choose with confidence – from organization and size to materials and everyday practicality.
Not sure whether to go for vegan leather, neoprene, or something else entirely? Each nappy bag material we offer at OiOi has been carefully selected to suit different lifestyles. Our best-selling option is vegan leather, but every material offers its...
Many first time parents choose the Signature Diaper bay. It is designed for daily outings, offering thoughtful organization, a comfortable carry, and a timeless look that works well for errands, stroller walks, and day-to-day use.
For parents with more than one child, the Multitasker Diaper Backpack is often the preferred choice. Its larger capacity and smart compartment zoning make it ideal for carrying essentials for multiple children.
Yes. Comfort is a common theme in customer feedback. Backpack styles are designed to distribute weight evenly across the shoulders, while crossbody and shoulder options offer flexible carrying depending on how much you pack and how you plan to use the bag.
Yes. OiOi diaper bags are made using premium materials and trusted components for everyday durability. Depending on your lifestyle, our bags are crafted from premium vegan leather, weatherproof fabrics, durable nylon, and lightweight neoprene and LWG-certified premium leather.
With reinforced stitching, durable linings, and quality hardware – including YKK zips in select styles – ensure each bag is built to handle daily use and life on the go.
