Sculpting With Plaster: 2 Foam Insulation Construction - YouTube
Kamui Cosplay - Hey guys, what do you think about expanding foam these days? I've used it a lot in my early cosplay years since it's a very affordable and easy technique,
Making Sculptures From Expandable Foam - YouTube
Making Your Very Own Friend! or at Least a Foam Dummy... : 6 Steps - Instructables
Propnomicon: Crafting Props With Expanding Foam
What Can You Spray on Styrofoam to Make It Hard? - Volatile Free, Inc. (VFI)