Clear PET cosmo round bottles with black child-resistant bulb droppers are durable and versatile packaging choices for various products. The 1 oz clear PET cosmo round bottles have tall, straight sides for custom labeling, barriers against moisture and oxygen, and high clarity. Black ribbed child-resistant droppers include a black rubber bulb, polypropylene cap, and glass dropper for dispensing in controlled droplets and preventing children access to the products while storing. Consider these plastic bottles with glass bulb droppers for pharmaceuticals, CBD-infused serums, hair treatments, and more.