#ad Join the investigation for a chance to win A WHOLE YEAR of @CinnamonToastCrunch!
#cinnamontoastcrunch If you want to help Cinnamon Toast Crunch find the boxes with only one square left, head to shop.cinnamontoastcrunch.com/lastpiece for a chance to win a free box. If you receive a box with only one cereal piece left, you can get a year’s supply of Cinnamon Toast Crunch! NO PURCHASE NECESSARY. VOID WHERE PROHIBITED. Open only to legal residents of the 50 United States & DC, 18 years of age and older. Starts 2:00 PM CDT 6/25/2025 and ends 5:00 P.M.CDT on 6/30/25. Go to shop.cinnamontoastcrunch.com/lastpiece __ for Official Rules.