Cradle to Cradle certification is a mark companies can earn for a product from McDonough Braungart Design Chemistry (MBDG) that indicates it is designed and manufactured in an environmentally friendly way. The evaluation looks at whether they use environmentally safe and healthy materials; design for material reuse, such as recycling or composting; use renewable energy and energy efficiency; efficient use of water, and maximum water quality associated with production; and institute strategies for social responsibility.

The mark looks like this:

Learn more, including a full list of products certified: http://www.mbdc.com/c2c/