New look, same slider size! White Castle®, a fourth-generation family-owned and operated business, brings a fresh look to freezer aisles nationwide as it heads into 100 years of serving up hot and tasty sliders. Easy to heat and fun to eat, sliders make a great lunch, easy centerpiece for the family dinner table or quick go-to snack. A leader in the category with a loyal consumer base, White Castle sliders are craveable, flavorful and irreplaceable. Available in a number of satisfying varieties and sizes, all made with restaurant quality ingredients. Long Live Sliders™.