pop-top
nounUK /ˈpɒp tɒp/
US /ˈpɑːp tɑːp/
A pop-top is a lid on a can that you pull up to open it.
He pulled the pop-top on his soda can and took a drink.
OTHER MEANINGS
2. A can or container that has a pop-top lid.
She bought a pop-top so she wouldn't need a can opener.
3. A style of clothing, especially a top or shirt, that fastens with snaps or a quick-open closure.
The baby wore a pop-top onesie for easy changing.
4. A roof or cover on a vehicle that can be popped open.
The camper van has a pop-top that lets in fresh air at night.