Wild Goose:
wildgoosetrading.com.au/sizing-charts
Thomas Cook:
thomascook.oslcdn.com.au/docs/size-guide.pdf
Wrangler
thomascook.oslcdn.com.au/docs/size-guide.pdf
Ariat
www.ariat.com/SizingCharts.html
R M Williams
www.rmwilliams.com.au/EsaImages/ContentPageImage/SizeChart.HTML
Twisted X Boots
Toe shape & Heel
www.twistedxboots.com/Toe%20shape.htm
Technology
www.twistedxboots.com/Technology.htm