One of the functions of a mask is to hide part of the face or the entire face of the person wearing it. Masks in art often have various functions, depending on the particular cultural and artistic context.
 

A mask is an object or tool that covers a person's face, usually made of material, such as cloth, wood, or other materials. Masks are used for various purposes and have various functions, both in artistic, cultural and religious contexts.

Mask Function :

1. Character Expression
Masks can be used to represent certain characters or creatures in a work of art. Masks often have eccentric or dramatic faces, helping to communicate the character's emotions or personality.

2. Cultural Symbolism
Masks often have symbolic value in certain cultures. Masks may represent deities, spirits, or mythological creatures, and are used in ceremonies or artistic performances that have cultural and spiritual significance.

3. Performances and Entertainment

Masks are used in performing arts to add visual and dramatic elements. Masks can provide strong visual appeal and add an expressive dimension to theatrical, dance or dramatic performances.

4. Rituals and Ceremonies
In some cultures, masks are used in traditional ceremonies or religious rituals. Masks can act as intermediaries between the human world and the spirit world, or be used to honor ancestors. 5. Anonymous identity
Masks can also be used to hide one's identity in certain contexts, such as in theater or dance performances. This provides an opportunity for players or dancers to express themselves without having to show their real face.