Dreamcatcher

Is a  symbols associated with Native American culture.

It’s commonly believed that the iconic hoop-and-web form is meant to protect sleepers

 from bad dreams by “catching” them, while letting good dreams pass through,

hence the name.

 Their purpose was to protect sleepers, especially children, from bad dreams,

 nightmares and evil spirits.

Native Americans believed that at night the air was filled with dreams, both good and bad.