How much does this cost to the nearest dollar?

WF2 Humidifier Filter for Kaz Vicks - V3100 V3500 V3700 V3800 V3900 3020 Series, Protec PWF2 VEV400 Cool Mist Vaporizer Humidifiers (Pack of 4)
Alocs WF2 Humidifier Filter Replacement for Kaz Vicks V3100 V3500 V3700 V3800 V3900 3020 Series, Protec PWF2 VEV400 Cool Mist Vaporizer Humidifiers The humidifier filter boosts your indoor humidity level by adding moisture into the air in your indoor spaces and significantly improve the air purification capacity of plasmacluster. This 4-Pack WF2 filter replacement for Vicks Kaz Honeywell Sunbeam Robitussin ReliO Enviracaire humidifiers models

Price is $20.00

Price: $19.99