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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      Sale
      Front view of Cartoon Bears colourful pattern Large School Backpack Durable kids backpack with spacious compartments
      Colorful backpack with bear pattern and text highlighting features on a white background
      Cartoon Bears Large School Backpack
      $84.00 $73.00 Save $11.00
      Sale
      Front view of Pastel Floral Ditsy Large School Backpack Durable kids backpack with spacious compartments
      Floral patterned backpack with text highlighting features on a white background
      Pastel Floral Ditsy Large School Backpack
      $84.00 $73.00 Save $11.00
      Front view of Tropical Bloom Large School Backpack Durable kids backpack with spacious compartments
      Floral patterned backpack with features highlighted on a white background
      Tropical Bloom Large School Backpack
      $84.00
      Front view of Blue Geometric Abstract Large School Backpack Durable kids backpack with spacious compartments
      Backpack with features highlighted on a white background
      Blue Geometric Abstract Large School Backpack
      $84.00
      Front view of Mellow Yellow Large School Backpack. Durable kids backpack with spacious compartments
      Floral backpack with features highlighted on a white background
      Mellow Yellow Large School Backpack
      $84.00
      A large school backpack with a dark blue base color and a pattern of multicolored spiders and stars.
      Front view of Spiders Large School Backpack. Durable kids backpack with spacious compartments
      Spiders Large School Backpack
      $84.00
      A large school backpack with a black background covered in a pattern of colorful wildflower meadow.
      Floral-patterned backpack with text highlighting features on a white background
      Wildflower Meadow Large School Backpack
      $84.00
      Front view of BMX Large School Backpack. Durable kids backpack with spacious compartments
      Angled view of BMX Large School Backpack. Lightweight yet strong with YKK zips
      BMX Large School Backpack
      $84.00
      A large school backpack with a multicolored abstract geometric pattern, featuring multiple compartments, a padded laptop pocket, and an ergonomic design.
      Colorful geometric-patterned backpack with text highlighting features on a white background
      Abstract Geometric Large School Backpack
      $84.00
      Front view of Tropical Chaos Large School Backpack Durable kids backpack with spacious compartments
      Colorful backpack with floral and animal pattern on a white background, featuring text highlighting features.
      Tropical Chaos Large School Backpack
      $84.00
      A large school backpack with a colorful animal-themed pattern, featuring characters that resemble dog portraits.
      Colorful backpack with dog pattern and text highlighting features on a white background
      Dog Portraits Large School Backpack
      $84.00
      Sale
      Front view of Green Sloths Large School Backpack Durable kids backpack with spacious compartments
      Colorful orange backpack with floral and sloth pattern and text highlighting features on a white background
      Green Sloths Large School Backpack
      $84.00 $56.00 Save $28.00
      A large school backpack with a lilac purple base color, featuring a floral pattern with yellow, blue, pink, and white colors and a padded shoulder strap.
      Backpack with colourful design on a white background, featuring text highlighting features.
      Rainbow Daisy Large School Backpack
      $84.00
      Front view of Sharks Large School Backpack Durable kids backpack with spacious compartments
      Blue backpack with shark pattern and features listed on a white background
      Sharks Large School Backpack
      $84.00
      Front view of Blooms & Butterflies Large School Backpack Durable kids backpack with spacious compartments
      Pink and purple Floral-patterned backpack with features highlighted on a white background
      Blooms & Butterflies Large School Backpack
      $84.00
      A large school backpack with a light green base color and a pattern of koalas and leaves in darker blue.
      Light green backpack with bear pattern and feature text on a white background
      Koala Large School Backpack
      $84.00
      Sale
      Front view of Pink Ballet Dance Large School Backpack Durable kids backpack with spacious compartments
      Pink backpack with navy ballet dancer patterns and feature text on a white background
      Ballet Dance Large School Backpack
      $84.00 $73.00 Save $11.00
      A large grey school backpack with a multicolored racing car print.
      Backpack with colorful car pattern on a white background, labeled for features.
      Racing Car Large School Backpack
      $84.00
      Front view of Cute Treats Large School Backpack Durable kids backpack with spacious compartments
      Colorful backpack with food-themed design on a white background, featuring text highlighting features.
      Cute Treats Large School Backpack
      $84.00
      A large school backpack with a vibrant floral pattern in shades of pink, blue, and green, featuring multiple compartments and adjustable straps.
      Pink and purple Floral-patterned backpack with features highlighted on a white background
      Summer Flowers Large School Backpack
      $84.00
      A large school backpack with a colorful ditsy daisy flowers pattern, featuring multiple compartments and a blue zipper.
      Blue, pink, yellow and orange Floral backpack with features highlighted on a white background
      Ditsy Daisy Flowers Large School Backpack
      $84.00

      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.