When a character catwalks, you may sometimes see the moving legs penetrate the CloneCloth in iClone as you are using the G2 character with dual-layer mesh body.
This video shows you how Legs penetrates the skirt as the character catwalks.
This video shows you how hiding the legs can present better results.
By setting the skin opacity to black, the legs are now transparent. Sometimes through the reflection of light, the ghost legs may be seen. By following the steps below, you will get better results.
Ghost legs are seen here
After eliminating the reflection, the ghost legs will no longer be seen.