Description: Featuring interesting and decorative in style, this trendy earring can be matched with dresses, casual wear, sweaters, t-shirts, festive outfits and more to create different styles like hip hop, punk, personality and more. You can wear the sparkling faux crystal earring during the day, and then turn the LED light on at night or when it's time to have fun It is constructed of metal material. The length of this product is 2.2cm and width is 0.9cm. The glowing earrings are perfect for concerts, parties and sporting events. Item Name: Stud Earring Material: Metal Features: Flashing, High Transparency, Faux Crystal Battery: 2 x Button Batteries (Included) Size Details: L: 2.2cm/0.87", W: 0.9cm/0.35"(Approx.) Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 1 x Stud Earring