Dropper assemblies feature white Child-Resistant (CR) or black Non-Child Resistant (NCR) ribbed polypropylene closures. Pipettes have straight tips, latex-free TPE bulbs and are graduated to 1.0 ml in 0.10 and/or 0.25 ml increments. 0.5 oz assemblies have 18/400 neck/finish; 1 and 2 oz have 20/400. Available with glass or plastic pipettes. Bottles sold separately.