Alex and Ani Mother EarthDALLAS, Jun 8, 2009 / FW/ — Alex and Ani just started giving away 15 of the limited edition “Mother Earth” expandable bangle on Twitter and Facebook.

The “Mother Earth” collection was created to raise awareness about the need to protect our environment. Each piece in the collection features a charm that has a compass-like sphere encasing our globe.

It’s so simple for followers and fans to enter to win. Follow Alex and Ani on twitter and then reply back to tweets saying what you do to give back. Alex and Ani wants to hear about how you are helping others and the environment!

If you enter on Facebook, friend the Alex and Ani fan page and post to the wall. Enter to win by June 19th, 2009.

Twitter URL: http://www.twitter.com/alexandani

Facebook URL: http://www.facebook.com/pages/Alex-and-Ani/189568540081?ref=s

In addition to being eco-friendly, each Alex and Ani piece has symbolic meaning that fuses glamour and consciousness. Furthermore, Alex and Ani’s expandable concept allows for each piece of their jewelry to have a perfect custom fit.

The line is popular with many celebrities including Oprah Winfrey, Drew Barrymore, Gwyneth Paltrow , Miley Cyrus, Vanessa Hudgens, Eva Mendez, and Cameron Diaz.

It is sold at various high-end stores including Henri Bendel, Bergdorf Goodman, Saks Fifth Avenue, Neiman Marcus, Fred Segal, Scoop, Anthropologie, Shopbop.com, Bluefly.com, Chickdowntown.com, 25park.com, and Revolveclothing.com.

The company’s concept of Charity By Design allows for proceeds from the sale of the jewelry line to go toward charitable causes such as relief efforts for the survivors of natural disasters and wildlife preservation efforts.