A terrific Reversible Cap option! Thumb Tab Vials Blue comes with child-resistant one-click closure and an EZ Open screw-on cap on the other. Caps are packed with the vials, so no need to order your vials and caps separately. Thumb Tab Vials come in Amber and Blue colors and sizes like 10, 13, 16, 20, 30, 40 and 60 dram. CPSC approved products. Value Vials wholesale and retail discount prescription containers, vials, and bottles. Thumb Tab Vial. Oval Bottle Child-Resistant. Our products and services are intended for pharmacies, clinics, laboratories, veterinaries and only legal medical growers – qualified patients, primary caregivers or coops or collectives – who cultivate edibles in compliance with the Compassionate Use.