Charlie's 46cm Slipper Arch Cat Tree $14.99 (Buy 3 Save 15%, Buy 4 Save 20%) + Delivery ($0 with OnePass) @ Catch

Buy 3, Save 15% | Buy 4, Save 20%
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https://www.catch.com.au/event/buy-3-save-15-buy-4-save-20-1…

For Big cat trees, you will need to pay extra for shipping, but the overall price is a good deal.
https://www.catch.com.au/event/buy-3-save-15-buy-4-save-20-1…