3 months in Australia … please help me with my packing list :)

Doing 3 months in Aus backpacking and then who knows where/what! Hoping to buy a van once I arrive and travel the country and settle somewhere to work on my WHV.

I have a 70L pack and this is what I have so far:

clothing T shirts x5 Pants x3 (1 jeans, 1 carpenter, 1 cargo) Comfy sweats x1 Shorts (casual) x3

• workout gear Shirts x3 Shorts x3

Socks x6 Merino socks x1 Underwear x6

toiletries Toothbrush x1 Toothpaste x1 Hair styler x1 (clay texture stuff)

shoes Casual x1 Runners (I love running) x1 Sandals x1 Hiking boots x1 (not sure about the boots yet?)

Laptop x1 (I’m doing online school - non negotiable) Kindle x1 iPad x1

First aid kit I was planning on purchasing when I arrive in Sydney… should I purchase this before leaving?

Anything else I should bring?? First time travelling solo… please help :) lol