Drivers of Southeast Asia-based Grab can now become mini convenience stores. That’s because the ride-hailing company, which bought out rival Uber’s local business earlier this year, has teamed up with U.S. startup Cargo to sell a selection of items to passengers during their ride.

New York-based Cargo claims it can help drivers earn up to $300 in additional wages per month by selling items like snacks, drinks, beauty items, phone chargers and more.

Drivers add a Cargo box which includes free…