on h-cost we've recently seen discussionso n how to keep poofy sleeves up and we are talking *poofy* as in "is that a weather baloon on your shoulder?" look
Net is apparently a girls best friend because it's very light and you can get some good shaping.
Some people even use those bath scribs as the net is really stiff but very light.
Hehehe, the third pic was used of a cosplay contest poster in November here
Oh and in period it was swan's down 'pillows' that were used.