http://www.amazon.com/Herm-Sprenger-Collar-16-Inch-Millimeter/dp/B0006L0UGW/ref=pd_sim_sbs_petsupplies_1?ie=UTF8&refRID=1Q2K4SBRPYCWWPXBGJTY

these sort of collars hurt dogs, and people only use them so they don't go to far off and stay be their side. But they are digging into the dogs neck every time they might go for a wee, or see another dog. Now they would be bannedif we use them for children to stay by our side, now what so different about dogs?