This is a necklace and earring set. The front is (likely) zirconia, which shines beautifully, and the back is soft resin, making it comfortable against the skin. As costume jewelry, I think it would be great for stage performances or cosplay. Size: Necklace (zirconia part) length approx. 34cm, width 4cm, adjuster length 19cm, width 0.5cm Round stone part: diameter approx. 1cm Earring length: approx. 6.5cm, maximum width 2cm, minimum width 1cm Weight (set): 100 grams #cosplay #stage #zirconia #necklace_and_earrings