Nittaku Table Tennis Rubber Hammond Z2 ITTF Table Tennis Table Tennis Association Certified Black Extra Thick NR8591 (International

Material: natural rubber, sponge Size range: Medium, thick, extra thick, MAX Specifications: ITTF (International Table Tennis Federation)/ITTF54-051, Japan Table Tennis Association (J.T.T.A.A) Features: Conversion of Z Charge (ZC)/charge combination. The tension between the seat and sponge is strengthened to increase repulsion.