Silicone casting rubber. It holds it shape. That is what is ideal.What is the best type of clay to use when mocking up some things to pull a mold off of? Extremely minor stuff here, I'm not shaping a body panel.
The first sentence of the description makes it sound like a product I could have used in college.
Yours lacking in strength?The first sentence of the description makes it sound like a product I could have used in college.