DoobTubes allow you to carry your meds with identification. Shop online for the complete line of DoobTubes at Aqua Lab Technologies. The California Doob Tube is the perfect container to store your pre-rolled medicine. With an airtight, moisture resistant, odor proof design, the tubes are labeled with the California Compassionate Use Act Health and Safety Code 11362.5 letting people know you are a patient. DOOB TUBES keep your medicine fresh as the day you rolled it.