Insulated Starbucks Coffee Tumbler, Plus Free Coffee Daily for a Month Just $30! This post may contain affiliate links. Please see the full disclosure policy here. Posted on December 15, 2013 Written by Mary Leave a Comment Purchase this Starbucks insulated tumbler for $30. Then, take it to Starbucks and receive a free Grande coffee everyday from Jan 1 – Jan 31! What an awesome gift for the coffee fan in your life!