css/custom-icons.css

.fak.fa-pants, .fa-kit.fa-pants { --fa: "\e000"; --fa--fa: "\e000\e000"; }
.fak.fa-shoe, .fa-kit.fa-shoe { --fa: "\e001"; --fa--fa: "\e001\e001"; }

.fak, .fa-kit {
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  display: var(--fa-display, inline-block);
  font-family: "Font Awesome Kit";
  font-style: normal;
  font-variant: normal;
  font-weight: 400;
  line-height: 1;
  text-rendering: auto;
}

.fak::before, .fa-kit::before {
  content: var(--fa);
}

@font-face {
  font-family: "Font Awesome Kit";
  font-style: normal;
  font-display: block;
  src: url("../webfonts/custom-icons.woff2") format("woff2"), url("../webfonts/custom-icons.ttf") format("truetype");
}