Cheerios for $0.99 at Shaw's! NO Paper Coupons Needed! Check your MyMixx Accounts for a 'Flash Sale' on Cheerios 10.9 oz boxes. My store didn't have the Blueberry Cheerios, which is the product that is pictured on the app however, the grocery clerk told me that they are good on ANY Cheerios 10.9 oz boxes! The 'Flash Sale' should be $0.99 per box! Here's How To Do This Deal: Buy: One (1) View Post