How can I find the volume of my manifold after designing?

How can I find the volume of my manifold after designing?

Solidworks has a built-in command to find properties of your design  including the volume.

In the toolbar, select the Evaluate tab. Then, select Match Properties.

Solidworks will launch the Mass Properties dialog boxwhich displays useful informationincluding the volume.

For more detailssee the Solidworks help page.

https://learnsolidworks.com/solidworks-tricks/measure-surface-area-in-solidworks