Asking how to model

[Su_Myat]

Hi,
I don’t know how to make modelling this pattern. Could you guide me please? Size( 300mmx300mm) maximum thickness 40mm and minimum thickness 15mm.

[mihai.s]

Using FredoSpline (or Fredo BezierSpline) and Fredo Curviloft

[Su_Myat]

Thanks Sir. You help me again.