This is what nip players live for.

Nice video of a lucky man getting his nips worked until he cums hands free. 8:25 long video. Not sure if the editing is slightly out of order. He hits the poppers pretty hard at 5:30 and 6:50, Cums at about 6:20 but continues to get his nips worked hard.

(Source: hot-hotter-pics, via waveblue52)