I'm looking around for a new laptop backpack and spotted this one for a similar price as offered by Banggood last year. Too large a backpack for me personally but it gets good reviews and is down from its usual price of $99.00. The website gives the following specs:
Keep your cargo close at hand with Access. With plenty of compartments and lots of easy ways to get to your gear, this handy, great-looking pack will keep you on the move.
Main features of the High Sierra Access 17" Laptop Backpack include:
* Multi-compartment design.
* CUSHION ZONE padded computer sleeve, with back-access, holds most 17" laptops.
* Front compartment with convenient side access zipper.
* Tuck-away rain cover.
* Mesh beverage compartment on the side.
* Premium multi-pocket organizer with removable key fob.
* Easy access deluxe media pocket, with headphone port, holds various sizes of cell phones, PDA's and MP3 players.
* S-shaped, VAPEL™ mesh AIRFLOW™ padded shoulder straps with Suspension System and adjustable sternum strap.
* VAPEL™ mesh padded grab handle and back panel with tuck-away waist belt.
* Adjustable side compression straps.Size: 50cm x 38cm x 26cm
Capacity: 44lt
Weight: 1.6kg
Warranty: Lifetime
EDIT You might be able to price-match these at Officeworks - they're only in-store though.
Got one of these from work and they are excellent, my go to bag for everything including work and any holiday travel :)