Though organic cotton has garnered the most attention, it isn't the only option in ecofriendly clothing. Keep an eye out for more duds made with fabrics created from sustainable -- and in some cases unexpected -- materials.

The Source: Soy
The Story: A byproduct of soybean oil production, soy proteins are woven into a light jerseylike material that drapes softly over your body and has a bit of stretch.
Find It In: Ellen Cami from 108 by Under the Canopy, $118, underthecanopy.com

The Source: Bamboo
The Story: Manufactured using the pulp of this fast-growing plant, soft bamboo fabric has natural antibacterial properties and wicks sweat away from the body.
Find It In: Bamboo Journey cropped pants from Dreamsacks, $50, dreamsack.com

The Source: Wood Pulp
The Story: Cellulose, the stuff that forms plant cell walls, is extracted from sustainably harvested wood pulp and then spun into a lightweight and wrinkle-resistant fabric called Tencel or Lyocell.
Find It In: Tencel lightweight sweater empire dress from Ecoganik, $42, ecoganik.com

The Source: Corn
The Story: Corn sugars are fermented into polymers, then woven into a fiber known as Ingeo. The result is durable and biodegradable. It's showing up in everything from T-shirts to carpets.
Find It In: Ligase Tee from Moral Fervor, $83, sassylimited.com