The L502C is a Natural-colored PP plastic 15mm controlled dropper tip. Controlled dropper tips dispense product drop by drop. Uncontrolled dropper tips dispense product in a stream. This drop tip can be paired with a bottle and cap and is ideal for "squeezable" products like eye drops. This closure has an orifice opening of 1.49 mm. This lid is made of polypropylene (PP), which means it has a high heat tolerance level and an excellent resistance to fatigue. This closure fits a container with a 15mm opening.