There is a way to swap electrodes for ones that work better for your hair.
The three sizes of electrodes are intended to help get the best fit and feel for your head. Notion does not fit the same on all heads, but it does fit on all heads.
For the largest size, we can support, is the 7 pronged 10mm prongs.
The medium size is the 7 prong 5mm prongs.
The smallest hair size is the 13 prong with a height of 5mm.