Front angle view of the Harlequin Quantum Large Daypack in Navy. Showing two compartments with zip closure, light reflectors on the front pocket and adjustable straps and bottle holder on the side of the bag.
Navy Harlequin Quantum Bag front view with two compartments with zip closure, light reflectors on the front pocket and adjustable straps and bottle holder on the sides of the bag.
Front angle view of the Harlequin Quantum Large Daypack in black with letter personalisation. Showing two compartments with zip closure, light reflectors on the front pocket and adjustable straps and bottle holder on the sides of the bag.
14 year old child model in a school uniform crouches. He is wearing on his right should the Harlequin Quantum Large Daypack in black with personalisation.
Fully open Quantum Medium Daypack in Navy. Showing the internal back padded laptop pocket and the middle and front pockets. The backpack has been packed with school books and a laptop. A metal bottle is being held in a side pocket.
Fully open Quantum Medium Daypack in Navy. Showing the internal back padded laptop pocket and the middle and front pockets.
Front angle view of the Harlequin Quantum Large Daypack in Navy. Showing two compartments with zip closure, light reflectors on the front pocket and adjustable straps and bottle holder on the side of the bag.
Navy Harlequin Quantum Bag front view with two compartments with zip closure, light reflectors on the front pocket and adjustable straps and bottle holder on the sides of the bag.
Front angle view of the Harlequin Quantum Large Daypack in black with letter personalisation. Showing two compartments with zip closure, light reflectors on the front pocket and adjustable straps and bottle holder on the sides of the bag.
14 year old child model in a school uniform crouches. He is wearing on his right should the Harlequin Quantum Large Daypack in black with personalisation.
Fully open Quantum Medium Daypack in Navy. Showing the internal back padded laptop pocket and the middle and front pockets. The backpack has been packed with school books and a laptop. A metal bottle is being held in a side pocket.
Fully open Quantum Medium Daypack in Navy. Showing the internal back padded laptop pocket and the middle and front pockets.

Harlequin kids

Quantum Large Daypack

Quantum Large Daypack

$69.95
$0.00 $69.95

or 4 payments of  $17.48 with Afterpay

Colour Navy

In Stock

Buy 3 items and get 10% off. Excludes Schools Online products.

Free Personalisation

Water Repellent

Zero PVC

Quantum Daypack™ Backpack | Lightweight School Backpack for Students (Ages 12–18)

Designed for high school students aged 12–18, the Quantum Daypack™ by Harlequin is a lightweight, modern, and affordable school backpack built for everyday study and school life in Australia.

As one of our most value-driven quality backpacks, the Quantum Daypack combines ergonomic comfort with practical organisation, making it ideal for school, homework, and daily activities.


Why Students Love It

  • Affordable Everyday Quality: A budget-friendly school backpack designed for durability and daily use
  • Ergonomic Comfort: Adjustable padded shoulder straps for all-day support
  • Lightweight Design: Easy to carry for school, study, and after-school activities
  • Durable Fabric: Made with Harlequin’s high-grade Duragarde™ material
  • Enhanced Visibility: Reflective strips for added safety in low-light conditions
  • Fits school essentials including textbooks, laptop, stationery, lunch bag, and personal items.


Smart Features for Everyday Use

  • Three-compartment design for organised storage
  • Padded laptop or tablet sleeve pocket
  • Two drink bottle holders
  • Adjustable padded shoulder straps for comfort
  • Reflective safety strips for visibility
  • Easy-access zippers for daily use


Safe, Durable & Designed for School Life

  • Made with Duragarde™ water-resistant fabric for long-lasting durability
  • Lightweight construction for comfortable daily wear
  • Designed for practical high school and study use
  • Ergonomic design to support everyday carrying needs


Matching Range Available


Size & Use Guide

  • Suitable for: Ages 12–18
  • Ideal for: High school, study, and extracurricular activities
  • Fits: Books, laptop, lunch bag, drink bottles, and daily essentials

 

The Quantum Daypack™ Backpack is a lightweight, modern, and affordable school bag for students, designed to deliver everyday comfort, durability, and practical organisation for high school life.


Important Notes

  • Model shown is 14 years old

Sizing

Capacity: 25 Litres
ideal for books, lunch bag, drink bottle, and daily school items

Age Range: 12–18 years
(high school students)

Weight: 0.6kg
ultra-lightweight design for all-day comfort

Dimensions: 47cm (H) × 33cm (W) × 19cm (D)
slim, practical high school backpack size

Best for: High school students needing a lightweight everyday backpack for school essentials

Also available: Also available in Medium Size

View full details

Key Features

Water Repellent

Water-Repellent & Worry-Free! Spills, splashes, and surprise downpours? No problem. Our water-repellent fabric keeps your essentials dry and protected, so the only thing soaking up anything is your kid’s brain at school.

Key Features

Limited 1-Year Warranty

Durable by design for day-to-day light duties.