Thank you for viewing! These are handmade earrings with sparkling Swarovski crystals. The crystals themselves are colorless and transparent, but they have an aurora borealis coating, giving them an iridescent shine that changes color depending on the angle. ☆ Materials Crystal: 11 x 5.5mm Earring hooks: Brass (not hypoallergenic) Total length: Approximately 2.5cm ☆ Photos Photos 1, 4, and 5 were taken indoors with LED lighting. Photos 2 and 3 were taken in sunlight. The sparkle outdoors is similar to that in photo 3. ☆ Bundle Discount Discounts are available for multiple purchases (shipped together). Please comment before purchasing. 2 items purchased: 200 yen discount 3 items purchased: 400 yen discount We are sorry, but we do not offer discounts other than the bundle discount. These are handmade items, so they do not have the same strength and level of finish as mass-produced products. Please consider purchasing only if you understand this. Please also read the profile.