This astronaut necklace design is inspired by the romantic relationship between the universe and astronauts. The pendant features an astronaut surrounded by planets and stars, symbolizing the connection between space explorers and the cosmos. Wearing this necklace can inspire you to focus on your dreams and maintain an open mind. Crafted from superior materials, this space jewelry is made of solid sterling silver. It is nickel-free, lead-free, and hypoallergenic, ensuring comfort for all skin types, including sensitive skin. The necklace makes a perfect gift for friends, family, or loved ones. It is suitable for any occasion, such as Christmas, Easter, Father's Day, or birthdays. The pendant measures 0.84 by 0.92 inches, and the chain is 18 inches with a 2-inch adjustable extender for a customizable fit. We are committed to providing high-quality products and excellent customer service. If you have any questions, feel free to contact us, and we will do our best to ensure your satisfaction.