Material : Brass and AAA clear Cubic Zirconia. Height:0.4 inhce, weight is 0.1 oz Wearing Occasion :Party / Engagement / Party l / Dating / Gift / Daily / Office Brand:UMODE Brand Story: UMODE started from 2011, specialized in high quality fashion jewelry. We use AAAA+ grade CZ, can be comparable with diamond but in affordable price. UMODE is so popular in USA,Russia,Europe and so on, has a wide range of fans around the world. In 2015, UMODE released fashion sunglasses and watches, will be more and more fashion accessories. 'UMODE' means 'only be your mode', we will bring more fashion accessories only for your taste. Jewelry Maintenance: 1.Do not contact liquid like water, sweat and cosmetics 2.Do not wearing at showering,washing,swimming,sleeping,sporting 3.Do not expose in air for long time, when not wear please put into sealed bag or box 4.Please wear carefully, do not scrub it or make it fall to the ground Q & A: Q:Will your jewelries change color? A:All fashion jewelries will lose color after use. Our jewelry come with the best craft,they can be kept very long time if maintain well. Q:Will it give me skin irritation? A:The materials are environmental friendly materials. We use the most advanced technology, control the rate of hypersensitivity under 0.003%. So please do not worry about skin irritation.