Free 2 Liter Smart Sense Soda at Kmart Text FREE to 56278 to get a coupon for a Free 2 Liter Smart Sense Soda at Kmart. Valid 8/14 only. No related posts. Sign up for our daily newsletter and never miss a deal again! As a subscriber, you'll be the first to know about new offers and discounts on SweetFreeStuff.com! Enter your e-mail: