Bound to please heavy-duty nipple clamp these quality bound-to-please heavy-duty nipple clamps feature thumbscrew-styled pinchers that are perfect for all levels of bondage.   These two clamps both feature smooth surfaces, meaning the pinch sensation spreads across the nipple for maximum pleasure.   Product features:       bound to please heavy duty vice style nipple clamps     screw-pin allowing for a tailored pinch sensation     great for newbies and bondage veterans     completely adjustable     connected together by a metal chain.