It is not sold in store only online.
OBVIOUSLY YES, since an ab contour is an OVERSIZED BELT, and belts GO AROUND YOUR BELLY. I wouldn't say it would "interfere with ab contour's performance" but it will certainly agitate your piercing, if it's new, and possibly even if it's old.
There are many different exercises for the Ab Roller. They include Basic Crunch Ab Exercises, Oblique Crunch Ab Exercises, Bicycle Crunch Ab Exercises, Scissor Crunch Ab Exercises, and Double Crunch Ab Exercises.
no it does not i bought i for 200 bucks and it doesnt work i used it for 3 whole months every day i recomend you just to go to a gym or run walk or jog in a park The ab circle and contour abs are promoted via tv infomercials and look a lot better than they really are. Read an online review before you buy a contour abs, or any ab belt to help you decide which one is best and which most people prefer.
You probably shouldn't use one unless you want to risk ripping out the piercing.
The Ab Doer Exercise is different from conventional ab exercises because it supports parts of your body normal exercises don't do, and it is designed to work out muscles that don't normally get worked out if you do normal ab exercises.
Once place you cannot get them is Contour. They have been out for months and don't know when they will get them in. Your pads will work for about two months before the electricity does not conduct. They have no timetable on when they will get them either. Joke.
Weighted ab exercises
An ab is a way of working out. It involves body exercises that were taught and practiced by Arnold Schwarzenegger.
ab exercise
crunches and sit ups
the bicycle crunch