elementary-icon-theme software package provides simple and appealing Tango-styled icon theme, you can install in your Ubuntu 16.10 (Yakkety Yak) by running the commands given below on the terminal,
$ sudo apt-get update $ sudo apt-get install elementary-icon-theme
elementary-icon-theme is installed in your system.
Make ensure the elementary-icon-theme package were installed using the commands given below,
$ sudo dpkg-query -l | grep elementary-icon-theme *
You will get with elementary-icon-theme package name, version, architecture and description in a table
| Distro | Ubuntu 16 10 yakkety yak |
| Section | GNOME |
| Package | elementary-icon-theme |
| Version | 2.7.1-0ubuntu7 |
| Description | simple and appealing Tango-styled icon theme |
| Sub Section | GNOME |