Dunkin is giving away 1 million free coffees on Sept. 22 -- how to claim yours

Mashable's Best: E-readers, robovacs, laptops, earbuds, smart home and more Look Up Versus Say More Mashable Selects Creator Playbook In My Bag Trending Now Back to School Good Connection: Uplifting stories for a digital age Switch Off Mashable Voices All Series Dunkin' is giving away 1 million free coffees on Sept. 22 -- how to claim yours We're now patiently waiting for the code to drop. Joseph Green is the Global Shopping Editor for Mashable. He covers VPNs, headphones, fitness gear, dating sites, streaming, and shopping events like Black Friday and Prime Day. All products featured here are independently selected by our editors and writers. If you buy something through links on our site, Mashable may earn an affiliate commission.