Made by high-quality pearl with durable, resistant to surface wear and peeling. They can maintain their luster with long-term use. We have specially embedded three "Swarovski" crystal inside which makes the pearl shine in a different light. The box also comes with a black bread n butter silk ribbon bow, which can be freely tied to the pearl strap or any other place you'd like to decorate, effortlessly responding to the uptrend fashion elements.