SuperSlicer/resources/icons/text_part.svg

<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 16 16" width="16px" height="16px">

<path fill="none" stroke="#808080" stroke-width="0.5"
d="m 5.5,7.5 0,5.75 2,2.25 4,0
v -9
h 4
l 0,-4 -2,-2 -12,0 0,4 2,2 4,0
v 9" />
<path fill="none" stroke="#808080" stroke-width="0.5"
d="m 1.5,0.5 2,2 12,0" />
<path fill="none" stroke="#808080" stroke-width="0.5"
d="m 3.5,2.5 0,4" />

</svg>