question for big girth gainers

for those who have gained 1 inch + in girth by clamping, what do you think it was that got you that gain.

ie,heat for excample, for me when clamping i can nether really get more then 1/4 inch engorgement.

Find that shift key simon.

Just clamp with an full erection and masturbate to keep it full erect. Also consistency is very important, as in every PE exercise.