- Responsible Wool Standard-Certified Merino Wool, 49% Capilene® Recycled Polyester
- Seamless Box-Stitch Knit
- Seamless 3-D Construction
- Can be Rolled up and Worn as a Hat
Recycled Polyester - There are over 5.25 trillion pieces of plastic debris floating in the oceans. Recycled polyester won't fix that but this is better for the Earth than creating virgin polyester for products.