Dragon's breath is typically a red based opal stone. This piece is not made of opal but rather vintage plastic made to look opalescent. The shine comes from the confetti sealed inside these pieces. A rare style and shape that you will find yourself wearing with everything. Necklace is adjustable up to 16 inches. Earrings are clip and measure approx 3/4 of an inch. 

Vintage Dragon's Breath Coro Confetti Lucite Necklace and Earring Set