Cal. Health & Safety Code § 11364.5
(d) As used in this section, “drug paraphernalia” means all equipment, products, and materials of any kind which are intended for use or designed for use, in planting, propagating, cultivating, growing, harvesting, manufacturing, compounding, converting, producing, processing, preparing, packaging, repackaging, storing, containing, concealing, injecting, ingesting, inhaling, or otherwise introducing into the human body a controlled substance. “Drug paraphernalia” includes, but is not limited to, all of the following:
(11) Objects intended for use or designed for use in ingesting, inhaling, or otherwise introducing cannabis, cocaine, hashish, or hashish oil into the human body, such as the following:
(e) In determining whether an object is drug paraphernalia, a court or other authority may consider, in addition to all other logically relevant factors, the following:
(f) This section shall not apply to any of the following: