Large School Backpacks

Our most popular backpack

Lifetime Warranty

Easy to Clean

Spacious

Deep Pockets

Mum Designed

Unique Prints

Built to Last a Lifetime

Say goodbye to replacing school bags every year. Our large backpacks are made from high-quality, hardwearing materials with reinforced stitching and YKK zips — and backed with our lifetime warranty.

Waterproof, Wipeable & Worry-Free

Life gets messy — but your child’s bag doesn’t have to. Our unique waterproof-coated lining is easy to clean inside and out, so spills, leaks, and muddy shoes are no big deal.

Spacious Enough for School & Beyond

From homework folders to lunch boxes, sports gear, and library books, our thoughtfully designed interior and multiple compartments make packing (and finding things!) a breeze.

Extra Deep Side Pockets = No More Lost Bottles

We know the pain of losing water bottles. That’s why our extra deep side pockets hold bottles securely — even the big ones — to prevent spills and keep drinks cold and upright.

Designed by a Mum, Loved by Kids

Each backpack is created in-house by our founder — a mum of two — with prints and features that real kids love and real parents rely on. These aren’t just bags; they’re made with heart.

Unique Prints That Let Kids Shine

No more boring bags. Our colourful, exclusive designs are made to reflect your child’s personality, passions, and confidence — so they’re excited to carry their backpack every day.

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      Playful Ditsy Daisy Large Backpack
      $74.99
      Green Floral Large Backpack
      $74.99
      Space Rockets Large Backpack
      $74.99
      Capybara Large Backpack
      $74.99
      Sweet Treats Large Backpack
      $74.99
      Cartoon Large Backpack
      $74.99
      Aloha Bloom Large Backpack
      $74.99
      Black Daisies Large Backpack
      $74.99
      Hexagon Dot Cubes Large Backpack
      $74.99
      Pixals Large Backpack
      $74.99
      Enchanted Garden Large Backpack
      $74.99
      Abstract Neon Waves Large Backpack
      $74.99
      Hunting Camouflage Large Backpack
      $74.99
      Blue Ai Circuit Large Backpack
      $74.99
      Pretty Gingham Large Backpack
      $74.99
      Sold out
      Tropical Flowers & Palms Large Backpack
      $74.99
      Spring Wildflower Ditsy Large Backpack
      $74.99
      Sold out
      Blue Backpack with unicorn and rainbow pattern on a white background
      Backpack with unicorn pattern and features listed on a white background
      Rainbow Unicorn Large School Backpack
      $74.99
      Floral patterned backpack with 'ALIMASY' branding on a white background
      Floral backpack with features highlighted on a white background
      Boho Flowers & Butterflies Large School Backpack
      $74.99
      Sale
      Green kids Backpack with a colorful kiwi bird pattern on a white background
      Teal backpack with colorful design on a white background with text highlighting features.
      Evergreen Kiwi Large School Backpack
      $74.99 $64.99 Save $10.00
      Front view of Black Grid Wave Large School Backpack Durable kids backpack with spacious compartments
      Backpack with features highlighted on a white background
      Black Grid Wave Large School Backpack
      $74.99

      Large School Backpacks for Primary School Students

      Discover Alimasy large school backpacks for primary school students and older kids who need plenty of space for busy school days. Measuring 46 × 32 × 18cm and weighing approximately 600g, each large backpack combines generous capacity with a lightweight, ergonomic design.

      Three large zipped compartments, a padded laptop pocket and deep elasticated side pockets help organise books, folders, technology, lunch boxes, drink bottles and other school essentials. Adjustable padded shoulder straps and breathable back cushions provide a comfortable fit, while the durable, highly water-resistant 600D polyester outer is ready for everyday use. Inside, waterproof coated lining helps protect belongings and makes accidental spills easier to clean.

      Available in original colourful prints and versatile designs, these spacious school bags suit primary school, high school, activities and everyday adventures. Selected prints also have matching insulated lunch bags and library bags.

      Explore Alimasy’s large kids backpacks to find a durable, comfortable and organised school bag backed by our lifetime warranty.

      5-Star Reviews

      Over 1000 5-Star Verified Reviews received.

      Fast Shipping

      Same Day Shipping from Gold Coast Warehouse

      Lifetime warranty

      Lifetime Warranty provided on all bags.

      30 Day returns

      Easy 30 Day Returns and Refunds for Change of Mind.