According to the Caribou Facebook message:

“Caribou Coffee is offering FREE coffee of the day on Earth Day, Friday April 22, to guests that bring in reusable drinkware. Invite a friend out for coffee. It’s our treat.

And don’t forget, you can save $.50 each and every day by bringing in your favorite mug again and again. It’s our way of saying Happy Everyday and promoting sustainability.”

More Earth Day Freebies:

Free Reusable Disney Shopping Tote on Earth Day 4.22.11

Free Starbucks Coffee or Tea on Earth Day 4.22.11

Related posts:

  1. Free Reusable Disney Shopping Tote on Earth Day 4.22.11
  2. FREE Mozarella and Basil at Earth Fare (Printable Coupon)
  3. Free Tea or Coffee at Borders
  4. Free Coffee or Tea at Starbucks on 4.22.11
  5. Don’t Forget: Get a FREE Starbucks Coffee of Tea on 4.22.11