When i had mine done on my shouldeer i was a bit pissed and i found it a tickley burning sensation thought it was a peaice off piss Then i had one done at the base of my back when i was sober!!! Fook me i nearly cryed The outline was like a knife cutting straight into me nothing like my first experiance lol i nearly fell off the chair but after 5 mins i think you get accustomed to it