Theia Sticky Sidebar
Theia Sticky Sidebar for WordPress makes your existing sidebars sticky and permanently visible, regardless of their position and how much the user has scrolled down.
It’s compatible with virtually any WordPress theme, and works out-of-the-box for most of them.
For the rest, there’s a user-friendly admin page where you can tweak it to perfectly fit your theme.
Makes your sidebars permanently visible.
No more empty white-scroll on scroll.
Compatible with virtually any WordPress theme.
Works with responsive themes.
Works with your existing sidebars and widgets.
Receive support and free upgrades.
High-quality code complete with comments.
Complete documentation for installing and configuring the plugin.