Amazon has these 6 of these humidifier filters for $9.66 plus tax!
Shipping is between 1-3 months, but these filters cost $9.66 each
Most likely a price mistake but it is shipped and sold from Amazon
Fits Honeywell Duracraft Enviracare Hcm6009, 6011, 6011ww, 60121L & 6013L style humidifiers
https://www.amazon.com/BestAir-HW…C-14N&th=1