White Castle National Slider Day FREE Burger Drink

May 15, 2018

Were you aware that today is National Slider Day? You are now, so head to White Castle and celebrate! Enjoy a FREE Single Slider and Small Freestyle Drink. Just present this coupon to your server and get the deal. No purchase necessary. National Slider Day only happens once per year and so does this offer. Get to White Castle before the day is over for a free slider and drink to commemorate this most craveable of holidays!

Offer valid only on Tuesday, May 15, 2018 at participating locations. Excludes waffles and doubles. Limit 1 coupon per customer per visit. Not valid in conjunction with any other coupon or special promotional discount. Most White Castle restaurants will be open holiday hours on Memorial Day (Monday, May 28.)