Small Concha Studs: Length: 0.75 in Weight: 0.1 oz/ 2 g Statement Concha Studs: Length: Approx. 0.9 in Weight: 0.1 oz/ 4 g Each of our earrings is handmade using polymer clay and nickel free earring hooks and posts. Due to the handmade nature of the earrings, there might be slight variations in each pair of earrings as compared to those pictured. Some earrings might have some imperfections such as bubbles and little scratches, though we do our best to sand them by hand. Due to differences in computer/phone screens, some colors may appear slightly different in photo vs in person. Care Instructions: Make sure to treat your earrings gently, especially those made with intricate designs, to prevent breakage. Keep your earrings in a cool, dry area when not in use. Avoid wearing your earrings when applying makeup, lotions, or perfumes, as they can stain the earrings.