The sidebar features are text widgets. Added to the 'Pages Sidebar' widget area via Appearance > Widgets
1st button:
Title:
(blank)
Content:
<a href="#"><i class="ion-settings"></i> Download Brochures</a>
CSS Classes:
button icon
-
2nd button:
Title:
(blank)
Content:
<a href="#"><i class="ion-ios-eye"></i> View our Testimonials</a>
CSS Classes:
button invert icon