As angelic as these Halo Nipple Clamps look, they're anything but! Add an extra devilish dimension to your erotic exploration with these clamps. This bondage necessity has two pull-pins on each side that allows for any size nipple to be inserted into the grasp of this toy. Press down harder for extra pain, or stimulate by pulling the pins and letting them close slowly on your erogenous zones. The choice of how you reach nirvana is all up to you! These clamps are made of stainless steel which is 100% body-safe.