Even though I know the trick of getting earbuds to seal properly (grab the top of your ear, pull up, insert earbud, twist, and let go), it seems like the majority of earbuds still never feel like they fully fit. And yes, even with the right tips. Also: These $70 wireless earbuds are my go-to recommendation for audiophiles on a budget It matters because if you don't get a good seal, you won't get the best sound (especially on the low end).