The Baby ComfyNose nasal aspirator uses parent-powered suction, which provides astonishingly effective mucus removal for your child's congested nose. The patented tissue filtration system is superior to foam rubber filters and no filters to buy. The nylon mesh drawstring pouch allows the aspirator to hygienically dry after washing. Do not use air-tight plastic containers for storage as this creates conditions for harmful viral and bacterial growth. Use the open mesh pouch for convenient storage at home or in the diaper bag. Three color choices keeps aspirators separate- ideal for siblings and multiples. The suction power is limited only by the suction you can draw. Always safe for parent and child because you are in control of the suction being generated. Significantly more effective than standard bulb and battery-powered nasal aspirators. Dishwasher Safe. BPA and phthalate free. Safety nose-tip designed so that it can not be inserted too deeply. You have found the most effective nasal aspirator available on the market today.