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May 15, 2021
Expires : 05/15/21
13  Likes 3 Comments
About this Deal
Today only, in honor of National Slider Day (5/15), White Castle is offering One Slider for free (no purchase required)!.
Also score BOGO Combo #1 via Uber Eats or Grubhub.
Find your nearest White Castle here.
Note: valid at participation locations only.