Kuromi Pop-up Cup Keychain This compact keychain features a collapsible cup design inspired by the beloved Sanrio character Kuromi. The pop-up mechanism allows the cup to expand when needed and collapse for convenient portability, making it ideal for on-the-go hydration or as a functional collectible. Crafted with attention to detail, it combines character appeal with practical utility. Perfect for fans seeking a unique accessory that merges everyday functionality with character fandom.