TOPWEL 30ml Black PET Plastic Dropping Bottles 2 3/4" tall, 1 1/4" diameter-pack of 12 30ml / 1 oz capacity packs of 12 bottles and a TOPWEL logo pen Easy to take the dropper off and tops and lids are tight fitting. No leaks 2 3/4" tall, 1 1/4" diameter Material Type:	PET Plastic