How do you get a clean shave down with no stubble down there?

I use the gilette razor with the spiny ball thing on it and i was using eos shaving cream but i heard conditioner works good and yeah it makes it soft but i still can see the stubble and feel it in some places and it really annoys me casue it comes back in a few hours 😐 how can I get a clean close shave with no stubble