From thoughtcatalog.com
Celtic Shield Knot
A Celtic knot (also called Icovellavna) is an endless knot design that turns in on itself that originated with the Celtic people. When created in the shape of a shield, it is used as a symbol for protection used to ward off negative energy. These are often used as tattoos or jewelry designs that can be worn for protection.
Represents: the four elements.
Used in rituals for: protection.
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