This exquisite butterfly key necklace combines the elegance of a butterfly with the symbolism of a key, representing mystery, romance, freedom, and happiness. Crafted from 925 sterling silver, it is hypoallergenic, tarnish-resistant, and free from nickel, lead, and cadmium, ensuring safe and comfortable long-term wear. The pendant measures 37.5mm x 26.0mm (1.47 x 1.02 inches), paired with an 18-inch chain and a 2-inch extension for adjustable length. Each order includes the necklace and an exquisite gift box, making it a perfect present for Christmas, anniversaries, Valentine's Day, birthdays, or a thoughtful treat for yourself or loved ones. Your satisfaction is guaranteed. If you are unhappy with your purchase, contact us anytime, and we will respond within 24 hours to resolve any issues. Wear this beautiful piece to unlock joy and happiness in your life.