Vegvisir means 'signpost' or 'wayfinder'. It is an Icelandic sigil for protection and finding your way through rough weather. It's often called the Viking Compass. It is often accompanied with text similar to "If this sign is carried, one will never lose one's way in storms or bad weather, even when the way is not known."
The Seed of Life consists of seven circles of equal size that overlap to form a flower pattern. This is one of many symbols found in sacred geometry. Sacred geometry looks at naturally occurring patterns from a mathematical perspective. The pattern, structure and mathematical formula are believed to be evidence of divine planning and creation.
These are laser engraved into slate. They are approximately a quarter of an inch thick.