Protect children from contents that may be harmful with our 1 oz Clear PET Plastic Modern Round Bottles with Child-Resistant Dropper Cap. Perfect for e-cigarette liquid, tinctures or medications. Droppers require two separate motions to open, push down and twist. Includes a black PP child-resistant dropper cap with ribbed collar and 2.83" glass pipette. These droppers were tested according to the Poison Prevention Act Standard 1700.20. In order to comply with child-resistant packaging laws, these droppers also must be tested with the bottle to ensure performance.