Hy-Ko KT130 Medium Key Identifiers, Assorted ColorHighlights: Used to code keys by color. Assorted neon identifiers include green, orange, pink, and yellow; assorted multi colored include blue, dark green, light yellow, and red. Small for luggage, locker, padlock, and security case keys. Medium for most standard keys, and large for large headed keys. WARNING: This product can expose you to chemicals including Lead, which is known to the State of California to cause cancer and birth defects or other