A lot of weather-proof jackets contain harmful chemicals like PFAS or PFOA. That's why we found the best PFAS-free winter jackets for your next trip to the mountains ! These jackets will keep you nice and warm without the use of those pesky forever chemicals. And since snow season is winding down (for some.. ) there are a ton of sales on right now! You can grab a new jacket for this winter or one for next year!