Give Shack, Get Shack! Receive a complimentary $5 Shack Back card* with every $25 gift card purchase from 11/15/17-1/2/18.
*$5 Shack Back card is active and valid from January 3-February 28, 2018. Shack Back cards are redeemable for single use only with one card per party, per visit. Shack Back cards cannot be combined and are only accepted at participating Shake Shacks.