NATURAL IMMUNITY FTW: Except modern WOOL is ALWAYS coated in plastic. Cotton is usually better choice.

🚨Except modern WOOL is ALWAYS coated in plastic.

➡️ You have to specifically ask a company if they use:

• "Superwashing"
• or "Hercosett 25"
• or apply a polymer at any stage of processing.

Smartwool & ALL popular brands are coated in plastic. Even the yarn that… https://t.co/Q7HCfNlC2f

— Natural Immunity FTW (@NaturallyFTW) August 5, 2025

Except modern WOOL is ALWAYS coated in plastic.

You have to specifically ask a company if they use: • "Superwashing"  • or "Hercosett 25"  • or apply a polymer at any stage of processing.  Smartwool & ALL popular brands are coated in plastic. Even the yarn that handmade wool socks are made from...is almost always plastic. Cotton is usually better choice.

Organic Lightweight Cotton Crew Socks.