Takes a bit of working out technique wise, but the secret is to rotate/or twist the handle bits between finger and thumb as you move up skin.
Make sure you have a 'U' shape too.
I have never bothered about tash area, but the last few yrs, it has been getting more noticeable (early 40's).
I am a bit of a wimp pain wise and it does sting, but i like swearing!