STIGA Asteria S Table Tennis Medium 1713050117 Rubber, Tension-Type Back-Soft Rubber, Black, Thickness,

Specifications: Soft rubber Performance: Sponge included (Control/90, Speed/140, Spin/127) Sponge hardness: soft *When attaching this product to a racket, please use "Attach Power Glue," an adhesive approved by the Japan Table Tennis Association. Officially recognized: Japan Table Tennis Association (J.T.T.A.)