Inspiration Within: Add some twilight twinkle and nighttime blue to your wrist with this sterling silver spacer charm encrusted with sparkling midnight blue crystals. This eternal design symbolizes the never-ending sky. Sterling Silver: The world’s most popular silver alloy, our sterling silver consists of 92.5% silver and 7.5% other metals (such as copper). This blend is excellent for jewelry because it preserves the color, luster and the weight of silver while vastly improving the durability of your charms. Crystal Gem: Known for their intricate appearance and formations, crystals come in more varieties than any other mineral on earth -- helping each women express her style uniquely. Moments That Last Forever: Preserve life's special moments with an elegant Pandora charm. This charm is wonderful as a beautiful, sentimental gift for a loved one (wife, daughter, granddaughter, sister, friend, etc.). This lovely piece of jewelry fits perfectly on Pandora charm bracelets and necklaces. Manufactured Responsibily: At Pandora, we believe that responsible business practice and our aspiration to offer high quality jewelry go hand in hand. We're committed to developing and manufacturing responsibly, for our teams, and to minimize our environmental impact on the planet. Charm spacer, 791359NCB, Inspiration Within, Midnight Blue Crystal