Markup
<div class="sb-thumbnail-container">
   <div class="sb-card-wrap sb-flex sb-flex-wrap" role="radiogroup">
     <input type="radio" name="radio-chart-type" id="mood-chart" class="sb-thumbnail__input" value="mood" />
     <label class="sb-card sb-margin-horizontal-s sb-margin-bottom-l sb-card--compact " for="mood-chart">
       <div class="sb-card__header">
         <span class="sb-thumbnail__image" aria-role="presentation"></span>
       </div>
       <div class="sb-card__body">
         <h4 class="sb-thumbnail__title">Label</h4>
       </div>
     </label>
     <input type="radio" name="radio-chart-type" id="nps-chart"  class="sb-thumbnail__input" value="nps" />
     <label class="sb-card sb-margin-horizontal-s sb-margin-bottom-l sb-card--compact " for="nps-chart">
       <div class="sb-card__header">
         <span class="sb-thumbnail__image" aria-role="presentation"></span>
       </div>
       <div class="sb-card__body">
         <h4 class="sb-thumbnail__title">Label</h4>
         <p class="sb-thumbnail__description">Coming soon</p>
       </div>
     </label>
     <input type="radio" name="radio-chart-type" id="opentext-chart"  class="sb-thumbnail__input" value="opentext"  />
     <label class="sb-card sb-margin-horizontal-s sb-margin-bottom-l sb-card--compact " for="opentext-chart">
       <div class="sb-card__header">
         <span class="sb-thumbnail__image" aria-role="presentation"></span>
       </div>
       <div class="sb-card__body">
         <h4 class="sb-thumbnail__title">A long label over two lines</h4>
       </div>
     </label>
     <input type="radio" name="radio-chart-type" id="presentation-chart"  class="sb-thumbnail__input" value="presentation"/>
     <label class="sb-card sb-margin-horizontal-s sb-margin-bottom-l sb-card--compact " for="presentation-chart">
       <div class="sb-card__header">
         <span class="sb-thumbnail__image" aria-role="presentation"></span>
       </div>
       <div class="sb-card__body">
         <h4 class="sb-thumbnail__title">A long label over two lines</h4>
         <p class="sb-thumbnail__description">Coming soon</p>
       </div>
     </label>
     <input type="radio" name="radio-chart-type" id="presentation-chart"  class="sb-thumbnail__input" disabled/>
     <label class="sb-card sb-margin-horizontal-s sb-margin-bottom-l sb-card--compact " for="presentation-chart">
       <div class="sb-card__header">
         <span class="sb-thumbnail__image" aria-role="presentation"></span>
       </div>
       <div class="sb-card__body">
         <h4 class="sb-thumbnail__title">Coming soon</h4>
         <p class="sb-thumbnail__description">Disabled card</p>
       </div>
     </label>
   </div>
</div>
Source: components/_card.scss, line 275