Chips Ahoy is releasing limited-edition Stranger Things cookies nationwide on August 11. The soft-baked treats feature a chocolate base, fudge chips, and a red strawberry-flavored center. They’re sweet, messy, and weirdly addictive—very much like the show itself.

Chips Ahoy is going places cookies usually don’t go—like alternate dimensions. To mark the final season of Stranger Things, the 60-year-old cookie brand is breaking its own mold with a collaboration that’s more than just a logo swap.

My digestive system is about to get turned upside down. That’s because today I am trying Chips Ahoy! (Chewy) Stranger Thingscookies. Instead of your standard Chips Ahoy! (Chewy), these cookies are chocolatey with what’s described on the back of the box as “Strawberry Flavored Filling” designed to evoke the spooky energies of the Upside Down from