Features:- TFX: CZ 75 set- the first and only of it's kind- fully protected TFO technology encapsulated in a virtually indestructible configuration- impervious to oils, chemicals, cleaning solvents and ultra-sonic cleaning processes- unmatched visibility in all shooting conditions 24/7- utilizes quality swiss tritium for maximum brightness- glows in the dark- no batteries required- concealed fiber can not be seen by target- Fortress finish provides a permanent protective coating for maximum protection- snag resistant design- fits standard holsters".