Basically, dreamcatcher is an item which belongs to Native American culture and was traditionally used to bring good dreams for new born babies, by trapping bad ones and also the evil spirits.
Structurally, dreamcatcher constitutes of a woven web, adorned with shells, beads, feathers or gemstones. It is hung over the bed or door of the bedroom, so that it would trap the negative energy and filter only positive energy to reach the baby sleeping under it. Another notion is that it lets negative dreams to pass through and keeps back the positive ones, so that they could become the part of the destiny of the person.
In this way, they are believed to protect the person from evil and ensure good things for them. These powers of the dreamcatcher have made it a popular design for tattoos, much loved by people all over the world. It also reflects the rich Native American culture and history.
Just as a dreamcatcher is considered as a protective talisman in the Native American culture, a dreamcatcher tattoo is supposed to bring a feeling of well being and personal security for the bearer. It has the power to keep away nightmares and safeguard the person from evil spirits and negativity. These tattoos signify nature and represent the freedom and power it has to offer.