Binding my slav up in rope and requiring her to sit on my accumulation of dildos is one bdsm art galleries of my favorite activities. I also like to knit my bdsm ass slave to the whipping post and give her a cheering whipping and caning. And when my slave really acts up I use my trusty vibrator to wreak havoc on her supple nipples.
In real existence, nipples are a favorite target of mine. I love to fly at them with nipple clamps or clothespins, or alligator clips, or to confirm asian bdsm them very tightly with leather belts or straps, or to trickle hot wax on them. Nipples bdsm tube galore are SUCH tempting targets!