Please Call Toysaloona For Stock Availability. The Frida Baby Nasal Aspirator Hygiene Filters Are Designed To Keep Your Nosefrida The Snotsucker Functioning At Its Best. These 20 Filters Ensure A Clean And Hygienic Experience While Effectively Clearing Your Baby'S Nasal Passages. Easy To Replace, They Are An Essential Accessory For Maintaining Your Aspirator'S Performance.