The Buy One-Get One Free deal runs every day from Monday, Sept. 14, through Sunday, Sept. 20. Customers who buy any size or flavor Slurpee drink can receive a second Slurpee drink free. The free Slurpee can be the same size as the one purchased, or smaller.
During the "Share a Slurpee" promotion, both the purchased and free Slurpee drinks count toward the 7Rewards "Buy Six, Get the Seventh Free" drink offer available on the 7-Eleven smartphone app.