Hello Kitty Colors "Sanrio", NanoCharm Blind Box Asst-Set of 12(Box)Hello Kitty Colors "Sanrio", NanoCharm Blind Box Asst Set of 12(Box) Hello Kitty Colors from Kawada's new nanoCharm series stands approximately 2. 12"tall and requires no assembly! It is an adorable keychain that looks just like a completed nanoblock set and can be carried around without fear of breakage. The key chain (string) is removable and can be displayed as a figure if you prefer! This item comes packaged in a blind box with 6 possible