A mask is something which hides or protects face from external sources or substances. A mask can be worn while performing a surgery or while playing a game or in a mystic party. A catcher's mask is something which protects from the base ball players. This is considered as the most protective gear while playing base ball. There are many types and designs of protective catchers mask available in the market. It saves or protects the face when the ball comes towards your face at a very high speed. It may happen sometimes that you become absent minded even for fraction of a second or even a micro second and your face is smashed by the ball hit. So It is always advisable to put a mask on face. The catchers mask protects the head, the face, eyes ears , nose etc. The mask protects from foul balls or errant bats when they accidentally approach the face of a player. This also protects in case of two players running collide with each other. However finding the right type of mask is very much important. This is because if you buy a mask which is over protective but hinders with the game performance then it is not worth buying the mask. Hence you should buy a mask which is adequate in providing protection and at the same time visibility is not compromised. A traditional catchers mask is worn over the helmet.However the new catchers mask are like those of a goalie's catchers mask. So depending on your choice and comfort you can buy one.Some game organizers make the modern day goalie style catchers mask mandatory for the players who are playing the game.To ensure safety of the patient this is a regulation made by most of the leagues.This provides more protection.So if it is mandatory then you have to buy this mask only to play the game. You must put on the mask before buying and take a trial. This would give you an idea how it fits to your head and if it is comfortable. Keep it on your head for few minutes and walk and look in different directions to see how you feel with the mask on. If there are many designs available and different colors available then you can choose from them to see which one fits you good along with which color would match with your team's uniform.