EDIT 2: Looks like another
F'up stuffup by ShopBack. It's now displaying 15% cashback, with no expiry date and no cap showing. Good luck to anyone trying to double dip!
EDIT: Looks like it's been extended to 9pm AEDT.
Flash Cashback Sale - BWS 30% ($25 cap) @ ShopBack from 1PM to 5PM