xBloom Premium paper filters – 100 pcs Premium paper filters for xBloom drippers: Reusable Dripper 1st generation Static-free Omni Dripper 2nd generation These filters won’t let any coffee grounds into your drink, helping you filter out only the purest coffee. Plus, unlike conical drippers, these flat-bottom filters are more consistent in preparation, so you don’t have to worry that the slightest change in recipe or conditions will result in a disaster for the final taste.