The matching couples necklaces feature a yin yang symbol with elements like the sun, moon, and mountain, representing balance and harmony in a relationship. Crafted from S925 sterling silver, these high-quality necklaces are durable and perfect for daily wear or special occasions. One necklace measures 22x13mm (0.86x0.51in) and weighs 3.1 grams, offering a lightweight and comfortable fit. The set includes an 18-inch chain with a 2-inch extender for adjustable length. These necklaces symbolize two halves of a whole, making them a meaningful gift to express love and commitment. For any questions, our customer service team is ready to assist and ensure your satisfaction.