The base for earrings is suitable for anyone who is allergic to nickel and other heavy metals. It does not contain nickel, cadmium and lead, but it does contain lead oxide (PbO), which places it in the first class, with bases made of surgical steel, gold, silver and bases made of platinum, palladium, iridium, ruthenium, rhodium and osmium. 

Manufacturing quality level: AAA.

Wood: poplar