Environmentally conscious cotton Tees made specially by Ink Forest, the only screen printing company in the country that is both Certified Green and Certified Women Owned! Their inks are water-based, with pigments suspended in water, not the plastic used with conventional screen printing inks. Durable through many many washings and won't crack or peel! And it makes a powerful statement: This is Our Planet, and it is Our Responsibility to keep it clean and safe.