If something is shapely, it has a nice shape, especially a nice shape for a person's body.
The word shapely is usually a good thing. It makes people think of beauty and attractiveness.
Examples:
She has a shapely figure.
The vase is shapely and pretty.
The shapely tree stood tall in the garden.
The shapely cat walked gracefully.
The shapely mountain rose high into the sky.
The shapely car drove smoothly down the road.