The alternative for players who prefer a slightly softer feel of the impact. They benefit from a minimally extended ball contact («dwell time). Best conditions for the offensive game at a high level. New cellular rubber called "Optimized Energy Sponge". Small pores and made to meet high demands on elasticity and damping. The topsheet is highly grippy and only slightly sticky. This composition of sponge and surface results in top class ball feel, speed and catapult properties.