This Customized Metal Number Keychain, featuring the shape of the number "21", and the entire product is made of zinc alloy and is treated with electroplating to make it more attractive. Combined with the epoxy resin dripping technology, it not only provides effective protection for the surface of the product craftwork, but also enhances its surface gloss and brightness, further amplifying the decorative effect and making the product look even more aesthetically pleasing. The product is suitable as both a gift and a collectible, making it a versatile option for people of all ages. You can choose to customize it into your own logo or design, making it ideal for your special occasion or event.