app/views/variants/show.html.erb
<section class="content-header">
</section>
<section class="content">
<div class="box">
<div class="box-body">
<h2> Variant </h2>
<div> Title: <%= @variant.product.title %></div>
<div> SKU: <%= @variant.sku %></div>
<div> Variant Type: <%= @variant.variant_type.humanize %> </div>
<%= link_to "Back to Product", @variant.product %>
</div>
</div>
</section>