Balenciaga New Product Release: Balenciaga Bag Charm Keychain. Balenciaga Keychain, the latest bag charm with a higher-end style, features a design inspired by celebrity favorites. This classic collaboration design keychain series has been meticulously crafted with vintage detailing, offering a unique aged finish rather than the glossy versions available on the market. This item is a continuous bestseller within Balenciaga and pairs exceptionally well with trendy backpacks.