Customers can get a free slider from White Castle on Thursday with a downloaded coupon or with "SLIDERDAY" code using its app. Fans of White Castle’s original slider are in for a free treat this ...

How to get a free slider at White Castle. Foodies won't have to buy anything to receive the free burger. White Castle customers can redeem the offer by using the code SLIDERDAY on the app.

How to get a free slider at White Castle. Foodies won't have to buy anything to receive the free burger. White Castle customers can redeem the offer by using the code SLIDERDAY on the app.

May 12, 2025. White Castle will celebrate National Slider Day on May 15 by offering customers a free Original Sliders. There is no purchase necessary, but customers can use a digital coupon available ...

Even if you aren’t sure what a “content slider” is, you’ve no doubt seen one before. It’s an embedded gallery or slideshow of sorts, where images and other things are displayed.

There is no code needed; just fill your cart with your favorite drinkware items, hit that $100 threshold and the two freebie packs are yours. It’s the perfect excuse to stock up for summer ...

How to get a free slider at White Castle. Foodies won't have to buy anything to receive the free burger. White Castle customers can redeem the offer by using the code SLIDERDAY on the app.