We are not governed to any particular brand, but here are a few suggestions for kits.

Salon Services

https://www.salon-services.com/beauty/hair-removal-and-waxing/waxing-kits/s-pro-waxing-starter-kit/546670.html#start=1

OR,

https://www.salon-services.com/beauty/hair-removal-and-waxing/waxing-kits/just-wax-professional-starter-kit-%28including-heater%29/110580.html#start=1

Ellisons

https://www.ellisons.co.uk/hive-neos-1000cc-wax-kit.html?c=61

OR,

https://www.ellisons.co.uk/just-wax-professional-wax-kit.html?c=61

There are also beauty / nail suppliers on Amazon.

Please ensure you have plenty of wax strips and spatulas to bring to your training, and to complete your case studies