Be Kind to Your Body and the World With These 12 Eco-Friendly Activewear Brands

The comfy, cozy products at Smartwool are made using ethically-sourced merino wool, meaning that those sheep are healthy, happy, and clean before donating their fleece. That leads to products that you feel good about wearing them, in more ways than one. The brand has everything from heavy coats and thick, warm leggings to shorts and T-shirts, so take your pick.

Try: Women's Merino 250 Base Layer Pattern Bottom ($100)