DONIC ACUDA BLUE P2 (45° medium soft) has used the latest sponge technology. This blue sponge with medium sized pores is softer than previous sponges, despite having a higher degree of hardness. A new pimple geometry: Thin long pimples with extra space between individual pimples. The Medium soft, all-round attacking version, the gold standard version of an all-round rubber can be recommended for offensive and power all-round players.