Shield

The General Shield Proficiency feat allows a character to use any of the following shields (except tower shields) without incurring a non-proficiency penalty.

The tower shield proficiency feat allows a character to use tower shields without incurring a non-proficiency penalty.

The following are the base shields in the game.

Also see: light armor, medium armor, heavy armor, or a list of all shields.
 * Invokes a -2 penalty to attack rolls