Meet the BolaWrap 100: a remote restraint device that can be used to entangle people at a range of up to 25 feet. It discharges an 8ft Kevlar tether at 640fps to get the job done. The BolaWrap 100 is pretty easy to use. In fact, you can reload it in about 8 seconds.
The BolaWrap 100 restrains people without causing them any pain. You can find out more about it here.