Shopify breadcrumbs.
<div class="breadcrumbs">
<ul>
<li><a href="/">Home</a></li>
{% if template contains 'product' %}
{% if collection %}
{% if collection.handle %}
{% capture url %}/collections/{{ collection.handle }}{% endcapture %}
<li><a href="{{ url }}">{{ collection.title }}</a></li>
{% endif %}
{% endif %}
<li>{{ product.title }}</li>
{% elsif template contains 'collection' and collection.handle %}
{% if current_tags %}
{% capture url %}/collections/{{ collection.handle }}{% endcapture %}
<li><a href="{{ url }}">{{ collection.title }}</a></li>
<li>{{ current_tags.first }}</li>
{% else %}
<li>{{ collection.title }}</li>
{% endif %}
{% elsif template == 'article' %}
<li><a href="{{ blog.url }}"></a> {{ blog.title }}</li>
<li>{{ article.title }}</li>
{% elsif template contains 'page' %}
<li>{{ page.title }}</li>
{% else %}
<li>{{ page_title }}</li>
{% endif %}
</ul>
</div><!-- /.breadcrumbs -->