bootstrap-icons/icons/skip-backward-btn-fill.svg

<svg xmlns="http://www.w3.org/2000/svg" width="16" height="16" fill="currentColor" class="bi bi-skip-backward-btn-fill" viewBox="0 0 16 16">
  <path d="M0 12V4a2 2 0 0 1 2-2h12a2 2 0 0 1 2 2v8a2 2 0 0 1-2 2H2a2 2 0 0 1-2-2m11.21-6.907L8.5 7.028V5.5a.5.5 0 0 0-.79-.407L5 7.028V5.5a.5.5 0 0 0-1 0v5a.5.5 0 0 0 1 0V8.972l2.71 1.935a.5.5 0 0 0 .79-.407V8.972l2.71 1.935A.5.5 0 0 0 12 10.5v-5a.5.5 0 0 0-.79-.407"/>
</svg>