Colorado Revised Statutes Title 18. Criminal Code § 18-8-203. Introducing contraband in the first degree

(1) A person commits introducing contraband in the first degree if he or she knowingly and unlawfully:

(2) Introducing contraband in the first degree is a class 4 felony.

(3) “Detention facility” means any building, structure, enclosure, vehicle, institution, work site, or place, whether permanent or temporary, fixed or mobile, where persons are or may be lawfully held in custody or confinement under the jurisdiction of the department of corrections or under the authority of the United States, the state of Colorado, or any political subdivision of the state of Colorado.

(4) “Dangerous instrument” as used in this section and in section 18-8-204.1, means a firearm, explosive device or substance (including ammunition), knife or sharpened instrument, poison, acid, bludgeon, or projective device, or any other device, instrument, material, or substance which is readily capable of causing or inducing fear of death or bodily injury, the use of which is not specifically authorized.