A treat within a treat. The boba slush comes in tasty flavours like lychee and taro, and often has tapioca at the bottom. But you can also get it with other mix-ins, like grass jelly, pudding ...

It features orange vanilla boba, a frozen slush mix, soft serve and a special orange cloudsicle syrup, according to details included on the image that Devo attributed to a Sonic employee.