PRODUCT DETAILS: Composition: Stainless Steel; 18k Gold Plated Measurements: 16.5x12.2mm hoop Earring CARE GUIDE: Hypoallergenic, 100% waterproof jewelry that you can wear without a care! Wear it in the bath, shower, rain, snow, hurricane, pool, ocean, or planet Mars. Plated using an environmentally friendly process - wear it without any guilt!