Caribou Coffee has an Earth Day Tumbler for $39.99 that gives you free brewed coffee refills now through April 30, 2019.
About Caribou Coffee (from Wikipedia)
Caribou Coffee Company (NASDAQ: CBOU) is a specialty coffee and espresso retailer, the second largest in the United States after Starbucks. Caribou sells coffee, tea, and bakery goods in 415 company-owned coffeehouses in 16 states and the District of Columbia, as well as 126 franchise locations worldwide.
You can find the Caribou Coffee menu at http://www.cariboucoffee.com/menu-nutrition