Themes.
Oxygen GTK, a port of the KDE Oxygen theme to GTK: http://kde-look.org/content/show.php/Oxygen+Gtk?content=136216.
Aeri 5.0. This is a flat and light theme inspired by mobile and tablet operating system interfaces: http://kde-look.org/content/show.php/Aeri+?content=162303.
Kawai. A very smooth and sleek KDE theme: http://kde-look.org/content/show.php/Kawai+%5BQtCurve%5D?content=141920.
Descartes Breeze: http://kde-look.org/content/show.php/Descartes+Breeze?content=165578.
Soft Metal: http://kde-look.org/content/show.php/Soft+Metal?content=120867.
Lightning Unified QtCurve: http://kde-look.org/content/show.php/Lightning+Unified+QtCurve?content=155169.
Polyester 1.0.4: http://kde-look.org/content/show.php/Polyester?content=27968.
Skulpture: http://kde-look.org/content/show.php/Skulpture?content=59031.
KDM themes.
Clean 1.0. A very simplistic and nice KDM theme: http://kde-look.org/content/show.php/Clean?content=74405.
Elegant Air KDM theme: http://kde-look.org/content/show.php/Elegant+Air+KDM+Theme?content=110756.
SoftGreen KDM Theme: http://kde-look.org/content/show.php/SoftGreen+KDM+Theme?content=40573.
Wallpapers.
Misurina lake Lavaredo hights – dolomiti: http://kde-look.org/content/show.php/Misurina+lake+Lavaredo+hights+-+dolomiti?content=111824.
Colored larches in Ulten: http://kde-look.org/content/show.php/Colored+larches+in+Ulten?content=166208.
Fantasy Space wallpaper: http://wallpaperswide.com/download/future_world-wallpaper-1920×1080.jpg.