The size can be changed with the built-in scaler.
Meshed by Radon :3

Map: hair texture or any 256x256 pixels image.

How to change size:
1. Click 'debug'
2. Click 'Debug 02'
3. Click on 'ScaleAbsoluteX', 'ScaleAbsoluteY' or 'ScaleAbsoluteZ'
4. Click 'Override' (appears on bottom of the screen)
5. Choose a new number (for example 0.5 or 2.5)
Tip: 'ScaleAbsoluteX' changes thickness, 'ScaleAbsoluteY' changes width and 'ScaleAbsoluteZ' changes height.
6. Click 'Save changes', done!

Thank you for viewing!

Hope you enjoy ~

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