This Celtic knot sister necklace symbolizes the eternal bond of sisterhood with its design representing interconnectedness and unbreakable ties. Crafted from hypoallergenic 925 sterling silver and crystal it is safe for sensitive skin. The pendant measures 0.82 by 0.78 inches on an adjustable 18 to 20 inch chain. Presented in an elegant gift box it makes a perfect present for any occasion. Your complete satisfaction is assured with our dedicated customer service.