This kind of product is very popular among young people.
Tips
grammar
Built on the V-得-C potential complement pattern: 吃 (eat) + 得 (can) + 开 (open up). The negative form is 吃不开 (‘unpopular, can’t get along’). Despite containing 吃, the meaning has nothing to do with food - it describes social currency.
memory
Think of it as ‘able to eat your way through’ a social setting - moving smoothly through any crowd, ‘taking up space’ wherever you go.
