These metal keychains, which can be engraved on both the front and back, offer the perfect opportunity for personalization with your preferred inscriptions. They are a stylish and practical way to store keys while also providing the option to add a personal touch with engraved text or symbols. In addition to engraving, these keychains have the feature of placing a small photo inside, making them even more personal and emotional gifts. Their design is simple and elegant, ideal for various occasions such as birthdays, anniversaries, and other special moments.