If you are wanting to mix up your look and be a bit adventurous with your hair then maybe neon highlights are the way to go! They are pretty out there but are definitely loads of fun and here is how to have them:
If you want to try something new but don’t want to use dye then you could try using a ‘chalk dye’. It is less toxic and only temporary. Chalk hair colour can be found in chemists or pharmacies.