Materials: Acrylic Care instructions: 1. Clean with a gentle cloth. After each use, use a soft cloth to clean. 2. Avoid water contact, as prolonged exposure can lead to color fading. 3. Proper storage is recommended. If not wearing the jewelry frequently, store it correctly to prevent oxidation. Imported Measurements: One Size: Length 2 inches, Weight 0.2 ounces (5 grams)