Swatches Shape

As you can see in this image, you can set shapes to the variation swatches.

1. Square Shape
2. Circle Shape

2 Shapes are available in the plugin. You can set them as per your requirements. There are so many complex functions available to customize with shapes of variations. You can assign shapes to products globally, you can assign shapes for each and every product separately too.

Note: Global / Custom Products (Checkout this to know complete details about what you can customize with product shapes)