(1) A person who sells or gives, or permits to be sold or given, to any person under the age of twenty-one years any cigar, cigarette, cigarette paper or wrapper, tobacco in any form, or a vapor product is guilty of a gross misdemeanor.
(2) It is not a defense to a prosecution for a violation of this section that the person acted, or was believed by the defendant to act, as agent or representative of another.
(3) For the purposes of this section, "vapor product" has the same meaning as provided in RCW
70.345.010.