I tried her once she back in 2018 and the experience was pleasant for that Stifler's mom experience, check this thread for reference.
https://perb.cc/xenforo/threads/sylvia-0507.259735/#post-1976847
HOWEVER, from a much newer review her services might have gone down.
https://perb.cc/xenforo/threads/warning-sylvia-bbw-5024-0507.278297/#post-2045603
I guess probably it's a ymmv thing now.