these club,s are not hiddin, and there open 2 any 1 that has a card...i have a medical recomendation 2 smoke it(card) ,and i also have a care giver,s card, that enables me 2 get it 4 some 1 else, as long as they have there card...it,s so kewl 2 walk in and c all the different thing,s u can get...come 2 ca. and blow ur mind...there has 2 b at least 100 club,s in san franciso alone