Non-Sticky rubber: Designed for ultimate control and precision, perfect for strategic and skilled players., Pimple In: Inverted pimple structure for superior spin and a diverse range of offensive and defensive strokes., Blue Sponge Base: High-quality medium half sponge built at a density of 35 degrees for excellent energy transfer and outstanding ball feel., Thundering Effect: Unleash powerful shots and dominate the game with this dynamic and responsive rubber., Thickness: 2.1mm – meticulously engineered for the optimal balance of speed, spin, and control.