SVG inline

Simply copy/paste this into your HTML:

<svg class="humbleicons hi-plane" xmlns="http://www.w3.org/2000/svg" width="24" height="24" fill="none" viewBox="0 0 24 24"><path stroke="currentColor" stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M10 9.5V5.782c0-.821.326-1.608.906-2.188a1.547 1.547 0 0 1 2.188 0c.58.58.906 1.367.906 2.188V9.5l6.496 3.712a1 1 0 0 1 .504.868v1.42l-7-2v4l1.055.703a1 1 0 0 1 .445.832V21l-3.225-.922a1 1 0 0 0-.55 0L8.5 21v-1.965a1 1 0 0 1 .445-.832L10 17.5v-4l-7 2v-1.42a1 1 0 0 1 .504-.868L10 9.5Z"/></svg>

SVG sprite

Download the sprite file and address the icon by its slug:

<svg class="humbleicons"><use xlink:href="humbleicons.svg#plane"/></svg>