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Diaper Bags

OiOi's full range of award-winning diaper bags. Loved by parents around the globe since 1997.

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  • MOST POPULAR

    Signature Diaper Backpack - Tan Vegan Leather

    $189.95 - $189.95
    $189.95
    $189.95 - $189.95
    $189.95

    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
    $189.95 - $189.95
    $189.95
    $189.95 - $189.95
    $189.95
  • MOST POPULAR

    Multitasker Diaper Backpack - Black Neoprene

    $219.95 - $219.95
    $219.95
    $219.95 - $219.95
    $219.95

    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
    $219.95 - $219.95
    $219.95
    $219.95 - $219.95
    $219.95

  • Carry All Diaper Bag - Puffy Chocolate Quilt

    $189.95 - $189.95
    $189.95
    $189.95 - $189.95
    $189.95

    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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    $189.95 - $189.95
    $189.95
    $189.95 - $189.95
    $189.95
  • Save 25% Save %

    Triple Tote Diaper Bag - Black Nylon

    $189.95
    $189.95 - $189.95
    $189.95
    $141.95
    $141.95 - $141.95
    $141.95

    FINAL SALE: Not eligible for return or exchange unless faulty. 12 month warranty still included. Please reach out if we can help with any questions...

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    $189.95
    $189.95 - $189.95
    $189.95
    $141.95
    $141.95 - $141.95
    $141.95
    Save 25% Save %
  • MOST POPULAR

    Signature Diaper Backpack - Black Neoprene

    $189.95 - $189.95
    $189.95
    $189.95 - $189.95
    $189.95

    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
    $189.95 - $189.95
    $189.95
    $189.95 - $189.95
    $189.95

  • Carry All Diaper Bag - Tan Vegan Leather

    $189.95 - $189.95
    $189.95
    $189.95 - $189.95
    $189.95

    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...

    View full details
    $189.95 - $189.95
    $189.95
    $189.95 - $189.95
    $189.95

  • Signature Diaper Backpack - Beige Nylon

    $189.95 - $189.95
    $189.95
    $189.95 - $189.95
    $189.95

    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
    $189.95 - $189.95
    $189.95
    $189.95 - $189.95
    $189.95

  • Signature Diaper Backpack - Sage Neoprene

    $189.95 - $189.95
    $189.95
    $189.95 - $189.95
    $189.95

    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
    $189.95 - $189.95
    $189.95
    $189.95 - $189.95
    $189.95

  • Traveler Diaper Backpack - Black Weatherproof

    $174.95 - $174.95
    $174.95
    $174.95 - $174.95
    $174.95

    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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    $174.95 - $174.95
    $174.95
    $174.95 - $174.95
    $174.95

  • Multitasker Diaper Backpack - Black Vegan Leather

    $219.95 - $219.95
    $219.95
    $219.95 - $219.95
    $219.95

    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
    $219.95 - $219.95
    $219.95
    $219.95 - $219.95
    $219.95
  • SOLD OUT

    Multitasker Diaper Backpack - Black Weatherproof

    $219.95 - $219.95
    $219.95
    $219.95 - $219.95
    $219.95

    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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    $219.95 - $219.95
    $219.95
    $219.95 - $219.95
    $219.95
    SOLD OUT

  • Signature Diaper Backpack - Black Nylon

    $189.95 - $189.95
    $189.95
    $189.95 - $189.95
    $189.95

    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
    $189.95 - $189.95
    $189.95
    $189.95 - $189.95
    $189.95

  • Signature Mini Backpack 2.0 - Black Nylon

    $119.95 - $119.95
    $119.95
    $119.95 - $119.95
    $119.95

    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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    $119.95 - $119.95
    $119.95
    $119.95 - $119.95
    $119.95

  • Signature Mini Backpack 2.0 - Black Neoprene

    $119.95 - $119.95
    $119.95
    $119.95 - $119.95
    $119.95

    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
    $119.95 - $119.95
    $119.95
    $119.95 - $119.95
    $119.95

  • Signature Mini Backpack 2.0 - Oat Vegan Leather

    $119.95 - $119.95
    $119.95
    $119.95 - $119.95
    $119.95

    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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    $119.95 - $119.95
    $119.95
    $119.95 - $119.95
    $119.95

  • Signature Diaper Backpack - Oat Vegan Leather

    $189.95 - $189.95
    $189.95
    $189.95 - $189.95
    $189.95

    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
    $189.95 - $189.95
    $189.95
    $189.95 - $189.95
    $189.95

  • Signature Mini Backpack - Black Vegan Leather 2.0

    $119.95 - $119.95
    $119.95
    $119.95 - $119.95
    $119.95

    New 2.0 version has internal zip and protective bottom feet Taking inspiration from our best-selling Signature Diaper Backpack, this versatile Mini...

    View full details
    $119.95 - $119.95
    $119.95
    $119.95 - $119.95
    $119.95

  • Signature Mini Backpack 2.0 - Chestnut Brown Vegan Leather

    $119.95 - $119.95
    $119.95
    $119.95 - $119.95
    $119.95

    New 2.0 version has protective feet & internal zipper pocket Taking inspiration from our best-selling Signature Diaper Backpack, this versatile...

    View full details
    $119.95 - $119.95
    $119.95
    $119.95 - $119.95
    $119.95

  • Signature Diaper Backpack - Black Dimple Vegan Leather

    $189.95 - $189.95
    $189.95
    $189.95 - $189.95
    $189.95

    Australia’s highest-rated diaper bag for five years in a row, the Signature Diaper Backpack by OiOi combines style and functionality. It includes f...

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    $189.95 - $189.95
    $189.95
    $189.95 - $189.95
    $189.95
  • ALMOST GONE

    Signature Diaper Backpack - Jet Black Genuine Leather

    $419.95 - $419.95
    $419.95
    $419.95 - $419.95
    $419.95

    Australia’s highest-rated diaper bag for four consecutive years, the Signature Diaper Backpack by OiOi combines style and functionality. It inclu...

    View full details
    $419.95 - $419.95
    $419.95
    $419.95 - $419.95
    $419.95

  • Signature Diaper Backpack - Olive Vegan Leather

    $189.95 - $189.95
    $189.95
    $189.95 - $189.95
    $189.95

    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
    $189.95 - $189.95
    $189.95
    $189.95 - $189.95
    $189.95

  • Carry All Diaper Bag - Puffy Black Quilt

    $189.95 - $189.95
    $189.95
    $189.95 - $189.95
    $189.95

    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...

    View full details
    $189.95 - $189.95
    $189.95
    $189.95 - $189.95
    $189.95
  • SOLD OUT

    Signature Diaper Backpack - Botanical Floral Nylon

    $189.95 - $189.95
    $189.95
    $189.95 - $189.95
    $189.95

    Australia’s highest-rated diaper bag for four consecutive years, the Signature Diaper Backpack by OiOi combines style and functionality. This speci...

    View full details
    $189.95 - $189.95
    $189.95
    $189.95 - $189.95
    $189.95
    SOLD OUT

  • Multitasker Diaper Backpack - Chestnut Brown Vegan Leather

    $219.95 - $219.95
    $219.95
    $219.95 - $219.95
    $219.95

    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
    $219.95 - $219.95
    $219.95
    $219.95 - $219.95
    $219.95

  • Multitasker Diaper Backpack - Oat Vegan Leather

    $219.95 - $219.95
    $219.95
    $219.95 - $219.95
    $219.95

    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
    $219.95 - $219.95
    $219.95
    $219.95 - $219.95
    $219.95
  • SOLD OUT

    Signature Diaper Backpack - Terracotta Genuine Leather

    $419.95 - $419.95
    $419.95
    $419.95 - $419.95
    $419.95

    Australia’s highest-rated diaper bag for four consecutive years, the Signature Diaper Backpack by OiOi combines style and functionality. It inclu...

    View full details
    $419.95 - $419.95
    $419.95
    $419.95 - $419.95
    $419.95
    SOLD OUT

  • Multitasker Diaper Backpack - Sage Neoprene

    $219.95 - $219.95
    $219.95
    $219.95 - $219.95
    $219.95

    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
    $219.95 - $219.95
    $219.95
    $219.95 - $219.95
    $219.95

  • Signature Diaper Backpack - Black Weatherproof

    $189.95 - $189.95
    $189.95
    $189.95 - $189.95
    $189.95

    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
    $189.95 - $189.95
    $189.95
    $189.95 - $189.95
    $189.95

  • Multitasker Diaper Backpack - White Weatherproof

    $219.95 - $219.95
    $219.95
    $219.95 - $219.95
    $219.95

    Our bestselling Multitasker Diaper Backpack is now available in our unique Weatherproof fabrication engineered for carrying strength, durability, a...

    View full details
    $219.95 - $219.95
    $219.95
    $219.95 - $219.95
    $219.95

  • Carry All Diaper Bag - Puffy Beige Quilt

    $189.95 - $189.95
    $189.95
    $189.95 - $189.95
    $189.95

    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...

    View full details
    $189.95 - $189.95
    $189.95
    $189.95 - $189.95
    $189.95

  • Carry All Diaper Bag - Olive Houndstooth Quilt

    $189.95 - $189.95
    $189.95
    $189.95 - $189.95
    $189.95

    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...

    View full details
    $189.95 - $189.95
    $189.95
    $189.95 - $189.95
    $189.95
  • NEW

    Signature Diaper Backpack - Chocolate Nylon

    $189.95 - $189.95
    $189.95
    $189.95 - $189.95
    $189.95

    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
    $189.95 - $189.95
    $189.95
    $189.95 - $189.95
    $189.95

Diaper Bag essentials should feel simple, organized, and quietly stylish from the moment you leave the house. A thoughtfully designed Diaper Bag helps you carry everything you need without the usual stress of digging, juggling, or overpacking.

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Designed for real life, this collection focuses on making everyday outings smoother—whether it’s a quick trip or a full day out. OiOi has been perfecting practical, beautiful bags for parents since 1997, with thoughtful designs trusted by over 100,000 families. The award-winning Signature Diaper Backpack has taken out the #1 diaper bag gold award across multiple parenting awards for five consecutive years. Every detail is considered, from durable, wipe-clean linings to intuitive compartments that keep everything in its place. You’ll find options that suit different routines, from hands-free diaper backpacks to elevated shoulder bag styles, all created to support you through changing stages of parenthood—and well beyond. A well-made Diaper Bag doesn’t just carry your essentials; it helps you move through your day with more ease and confidence.

Designed for real life, every day

Thoughtful organization that keeps you moving

When you’re out with little ones, knowing exactly where everything is makes a real difference. These Diaper Bags are designed so everything has a place—no rummaging, no second-guessing. Dedicated compartments keep bottles, snacks, spare clothes, and daily essentials neatly separated, so you can find what you need quickly. Customers often share how much easier it feels to leave the house when their bag is already organized. With structured interiors and practical layouts, these baby bags support smoother routines and less mental load. Whether you’re packing for one child or need extra space for two, options like larger diaper bags and medium sizes help you find the right fit.

Complete, ready-to-go convenience

Packing your diaper bags should feel straightforward, not like you’re piecing together extras. That’s why full-sized styles come with practical accessories designed to support your day: a changing pad, insulated bottle holder, stroller straps, and a wet purse. It’s a complete setup that helps you get out the door faster, without needing to source additional pieces. OiOi includes these four bonus accessories with full-sized diaper bags, offering over $55 in added value and a ready-to-pack setup parents genuinely use.

Style that carries beyond the baby years

A changing bag that doesn’t look like one

A well-designed changing bag should feel like an extension of your personal style. Clean lines, refined materials, and understated finishes mean these bags don’t read as overly “baby-focused.” Instead, they transition naturally into everyday use—whether that’s work, travel, or daily errands. This is where thoughtful design really shows. Rather than following short-lived trends, the focus is on timeless appeal and versatility. Many parents continue using their mom bag long after the baby years, which speaks to both durability and design.

Materials that suit your lifestyle

Different routines call for different materials, and having options matters. From soft neoprene to structured vegan leather, lightweight nylon to premium genuine leather and weatherproof styles, this range of designer diaper bag options is designed to meet a variety of needs. Some parents prioritise easy-clean surfaces, while others look for elevated textures that feel polished day-to-day. Wipe-clean linings are crafted to handle spills and mess with ease, offering a practical alternative to materials that absorb stains or wear down quickly.

Trusted by parents who value quality

Proven performance, year after year

Choosing from the best diaper bags often comes down to trust—knowing your bag will hold up, function well, and support your routine. OiOi is Australia’s leading diaper bag brand, with the Signature Diaper Backpack awarded the #1 diaper bag gold award across multiple people’s choice awards for five consecutive years. That recognition reflects what parents value most: organization, comfort, style, and quality that stands up to daily life.

Built to last, designed to support you

A reliable Diaper Bag should feel like a long-term companion, not a short-term solution. From reinforced stitching to durable linings and thoughtfully chosen hardware, every detail is considered with longevity in mind. These stylish baby bags are made to handle daily use while maintaining their shape and function. There’s also reassurance in knowing your purchase is supported by a 12-month warranty, giving you confidence as you choose a bag designed to help you feel prepared, capable, and ready for the day ahead.

Frequently asked questions

What should I pack in a diaper bag?

Most parents pack diapers, wipes, a change of clothes, bottles or snacks, and a few essentials for themselves. Having a well-organized bag with dedicated compartments makes it easier to keep everything in place and ready to grab when you need it.

How do I choose the right diaper bag size?

It depends on your routine. Smaller options like mini diaper bags suit short outings, while medium and larger bags are ideal for full days out or packing for more than one child. Choosing the right size helps you stay organized without overpacking.

Can I use a diaper bag after the baby years?

Yes. Many parents choose styles that don’t look like traditional baby bags, so they can continue using them for work, travel, or everyday use. Timeless design and practical organization make them a versatile long-term option.

What materials are best for a diaper bag?

The best material depends on your lifestyle. Easy-clean options like nylon or neoprene are great for everyday use, while vegan or genuine leather offers a more elevated look. Durable, wipe-clean linings are especially helpful for managing spills and mess.

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