PREMIUM MATERIAL - The Norse necklace is made of high quality, solid Sterling Silver (925 Silver). DESIGN - All Viking mythology jewelry are unique and detailed as all handmade models are designed by our specialists especially for you. CARE OF HEALTH - The pagan pendnt with World Tree does not include harmful metals such as Lead, Cadmium and Nickel, the content of which can adversely affect your health. DAILY USE - The Nordic necklace Yggdrasil fits perfectly into any clothes, does not cause discomfort or allergy, has a stylish design, and is suitable for daily use. SPECIFICATION Metal: Sterling Silver. Sterling silver is an alloy of silver containing 92.5% by mass of silver and usually 7.5% by mass of copper. The sterling silver standard has a minimum millesimal fineness of 925 Size: 2.23" х 1.6" or 5,7 cm x 4,0 cm Weight: 1,52oz or 43 g. FREE GIFT! LEATHER CORD WITH A STERLING SILVER 925 CLASP