flex-basis

Similar to width, it allows you to specify the initial size of the box.

flex-grow

You can fill the available space in the overall box by giving it a value of 1. The default value is 0.

flex-shrink

It allows you to dynamically reduce the size of the box. The default value is 1.

flex-wrap

If the boxes exceed the screen width, they can be wrapped to the next line.