Optimized gear based on P1 for Cutman. The soft sponge improves maneuverability and improves stability of the attacks and attacks while maintaining the sharpness and change of the conventional shape. Gatsuto Rubber Material: Top Sheet/Rubber, Sponge Function: Variable Grain Height, Cutman Specific Granular Height Specifications: Variable Grain Height, Variation Rate: 9.75 Certified: J.T.A (Japan Table Tennis Association), ITTF (International Table Tennis Federation) Sponge Hardness: 20 ± 3, Made in Japan.