Nice drops.
It's a dropper. You squeeze the bulb, and it draws in fluid. You squeeze it again and the fluid goes out. It's a simple, time-tested formula for success. I'm sure there are crappy droppers out there, someone will always find a way to make a poor quality product. This isn't a poor quality product. It's a fine product that does what it's intended to do. I can't really think of a more poetic or eloquent way to put it