Product : VMware Inc, VMware Cloud Foundation/v3.0, Enterprise
Feature : Snapshots, Storage, Infrastructure Services
Content Owner:  Bhagyashri (Shri) Bhagvat
Summary
Virtual volumes provide snapshot capability to preserve the state and data of a virtual machine at a given point in time
Details
https://docs.vmware.com/en/VMware-vSphere/6.5/com.vmware.vsphere.storage.doc/GUID-B3A59A35-8CDF-4DD6-A069-29927E65684C.html