Butterfly Yuki II C-100 Penhold Table Tennis Paddle Ping Pong Bat Racket Butterfly Yuki II C-100 is a Chinese Penhold Preassembled paddle Suitable for players who wish to perform or learn the Reverse Penhold Backhand (RPB) Technique. The paddle is preassembled with Wakaba rubber + 2.0 mm sponge. ITTF approved rubber.