They jiggle, wiggle and bounce—and all you can do is stare.

Wait, what are we talking about? Oh, yes, cake. These mesmerizing cheesecakes spotted in Japan. Sometimes called soufflé or cotton cheesecake, the light, fluffy and subtly sweet confections can be found at bakeries such as Rikuro Ojisan, Uncle Tetsu’s, Uncle Rikuro’s and Shirotae, where they’re baked, branded and served to people waiting in lines out the door. According to one redditor, the cakes are usually sold for a very reasonable $8 to $10.

The ingredients are simple. Here’s how they get their bounce:

How do they taste? As good as they look, apparently.

“I seriously felt like I was in heaven after a third bite.” one blogger writes.

See the discussion on these gloriously bouncy cheesecakes in Reddit’s Food community.