Pop-Tarts is an American brand of toaster pastries produced and distributed by Kellanova since 1964, consisting of a sweet filling sealed inside two layers of thin, rectangular pastry crust. Most varieties are also frosted. From Wikipedia
Frosty Swirls are now available via the Wendy's app, with in-store availability starting April 15, while Frosty Fusions are set to debut nationwide on May 12.