The result of a completely new formula for the sponge - combined with the top sheet of MARK V:MARK V HPS is a "top of the range" fast table tennis rubber and gives you all the characteristics required for advanced offensive play.MARK V HPS is the result of the newest Japanese rubber technology.The HPS technology gives: improved dynamics in the sponge more speed and spin, without higher weightMark V HPS has a slightly softer sponge than the regular Mark V HPS, suitable for offensive allround players.