WINTER20
If you missed out on Urban Armor Gear's Black Friday Sale, then console yourself with a 20% discount for Boxing Day. The discount applies to all orders after entering the coupon code.
They sell tough cases for mobile phones, tablets and laptops. The cases come with 1 year warranty, and all items come with FREE shipping.
Their email says the sale ends on 31/12/2016, which should be approximately 1/1/2017 AEDT.
Note that all prices are in US$.