Similar to cheap $25 deal for 256gb, but $15 is pretty good too if you dont need that much capacity.
Also managed to price match at JB Hi-fi, then use $10 JB HiFi perks to get it for $5, thanks to the endless profitable boost mobile Sim card numbers.
Hack to get it for $5
1: Go here to get the 40GB $10 Sim. Use Cashrewards for $10 cashback (cashback may take up to 2-3 months)
2: Activate your sim within 28 days of purchase to confirm cashback.
3: Sign up for JB HiFi Perks with the new number for free $10 welcome coupon
4: Go to JB HiFi ask the store to price match Good Guys for $15
5: Scan the voucher barcode
6: Get it for $5.
If you want it get it fast, many JB stores running out of stock
Officeworks has heaps