I agree with this. But I hadn't realized this before I read this thread. The skin on my penis was really not used to it when I started. With time the "pain" will subside, and it will be easier on your skin. You will adjust to it if you keep at it.
This was my penis in the beginning when I started:
Date: 3/14/23
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I remember it was really hard on my penis, and I was questioning if this was going to work. But It worked out in the end. Just keep going and incorporate rest days from time to time. But you do not want to many rest days. 3 days on 1 day rest is better then, 1 week on 1 week off, due to skin soreness.