How to Recycle Your Old Socks

We want your
unwanted socks

We’re teaming up with Material Return™ circularity platform to collect 
and deconstruct hard-to-recycle socks and turn them into new goods. 

How to participate:

  • 01Joining us for our annual Take Back Event
    Visit a participating retailer this April and drop off your unwanted socks in the collection bin. View Retailer List
  • 02Order a Free Kit From Us
    Add our free sock recycling bag to your purchase at checkout. The bag includes a pre-paid shipping label, so all you have to do is gather your unwanted socks, attach the label, and drop if off. Order Here.

What we are looking for:

  • 01Clean socks only (please)
  • 02All brands, colors, sizes, and materials welcome (merino preferred)
  • 03No rolled or paired socks, bags, rubber bands, paper clips (just single socks)

You gave us your socks,
now see where they go.

Go circular. Get comfortable.

Did you know that you can recycle your old socks with Smartwool's Second Cut™ Project? We believe that every product has a lifecycle, and we are committed to keeping all socks out of landfills. With Second Cut, we collect all used sock, from any brand or material, and repurpose them — in partnership with Material Return™ — into insulation for new goods. This process not only keeps socks out of the waste stream, but also reduces energy consumption and carbon emissions. To participate, follow the instructions below. Join us in our commitment to sustainability and give your old socks a new purpose with Second Cut™.




Can I recycle Smartwool products that are damaged or heavily worn?

Yes, the project aims to recycle Smartwool products regardless of their condition to prevent them from ending up in landfills. We accept clean socks of all brands, colors, sizes, and materials.

How can I participate in the sock recycling program?

You can participate by ordering a free sock recycling kit during checkout on our website. This kit includes a pre-paid shipping label for convenience!

Are there any requirements for the socks I send for recycling?

Yes, please ensure that socks are clean before sending them in your free sock recycling kit. The initiative aims to make the recycling process as efficient as possible, so cleanliness is crucial!