Found this for free on the Vuly website. Select for mini in the drop down "Choose and Option' You can add it to the cart without buying a swing set.
***Can't confirm: get a free Soccer ball and steel pump with your soccer goal accessary- valued at $79
Shipping to Darwin is $27.49- unknown cost to other states
Soccer Goal
Kick and score everytime.
Dynamic competition
Get your team together and work on those soccer skills, before playing for real. The Vuly Soccer Goal kicks back to you; practise not just your goal-kicking, but your defending as well.
Taut gameplay
Kick into a goal that's made from springy trampoline jump mat material and securely attached to the 360 Pro frame with strong clamps.
Custom training
Improve their accuracy and coordination skills by creating a backyard soccer championship. You'll be helping to keep your kids active and enjoy some quality bonding time - but they’ll just be having fun!
Packaging
Soccer Goal:
1170mm x 430mm x 110mm / 10.5 kg
Class-leading warranties
Vuly guarantees that Soccer Goal is free of manufacturing faults and defects for 1 year waranty
It worked! Thanks OP! $18.95 shipping to VIC. Let's see if they honour.