These ear wires are silver-finished stainless steel, hypoallergenic and enhanced with a smooth and consistent electophonic coating that resists tarnishing. Celtic knots are also known as "endless knots." These earrings are made from sustainably sourced wood, stained with water based dye and laser cut. A perfect design for any occasion! Displayed on 90% recycled display cards. Earrings shown in brown. Colors may vary.