Elementary Sky-Blue icons for Ubuntu/Linux Mint

Elementary Sky Blue icons specially designed for Elementary OS, these icons are based on Ubuntu style and OSX-Nostalgie. These icons are available in three versions: Sky-Blue-Unity is designed for Unity desktop, Sky-Blue-Gnome is designed for Gnome/Gnome Shell desktop, and Sky-Blue-Cinnamon is designed for Cinnamon desktop environment.
You can use Gnome-tweak-tool or Ubuntu-Tweak to change icons.

1) Sky-Blue-Unity

To install Sky-Blue-Unity in Ubuntu 15.04/14.10/14.04/12.04/Linux Mint 17.1/17/13 open Terminal (Press Ctrl+Alt+T) and copy the following commands in the Terminal:

Terminal Commands:
sudo add-apt-repository ppa:noobslab/icons
sudo apt-get update
sudo apt-get install sky-blue-unity

To install Sky-Blue-Unity in any Ubuntu/Linux Mint version copy the following commands in the Terminal:

Terminal Commands:
wget -O sky-blue-unity.deb https://launchpad.net/~noobslab/+archive/ubuntu/icons/+files/sky-blue-unity_1.0~trusty~NoobsLab.com_all.deb
sudo dpkg -i sky-blue-unity.deb && rm sky-blue-unity.deb

2) Sky-Blue-Gnome

To install Sky-Blue-Gnome in Ubuntu 15.04/14.10/14.04/12.04/Linux Mint 17.1/17/13 open Terminal (Press Ctrl+Alt+T) and copy the following commands in the Terminal:

Terminal Commands:
sudo add-apt-repository ppa:noobslab/icons
sudo apt-get update
sudo apt-get install sky-blue-gnome

To install Sky-Blue-Gnome in any Ubuntu/Linux Mint copy the following commands in the Terminal:

Terminal Commands:
wget -O sky-blue-gnome.deb https://launchpad.net/~noobslab/+archive/ubuntu/icons/+files/sky-blue-gnome_1.0~trusty~NoobsLab.com_all.deb
sudo dpkg -i sky-blue-gnome.deb && rm sky-blue-gnome.deb

3) Sky-Blue-Cinnamon

To install Sky-Blue-Cinnamon in Ubuntu 15.04/14.10/14.04/12.04/Linux Mint 17.1/17/13 open Terminal (Press Ctrl+Alt+T) and copy the following commands in the Terminal:

Terminal Commands:
sudo add-apt-repository ppa:noobslab/icons
sudo apt-get update
sudo apt-get install sky-blue-cinnamon

To install Sky-Blue-Cinnamon in any Ubuntu/Linux Mint copy the following commands in the Terminal:

Terminal Commands:
wget -O sky-blue-cinnmaon.deb https://launchpad.net/~noobslab/+archive/ubuntu/icons/+files/sky-blue-cinnamon_1.0~trusty~NoobsLab.com_all.deb
sudo dpkg -i sky-blue-cinnmaon.deb && rm sky-blue-cinnmaon.deb

That's it

Source: Elementary Sky Blue