Ping Pong Butterfly Team Challenger The Butterfly table tennis racket is recommended for beginners, occasional players. It offers good control while keeping fast and rotational strikes. The multi-layer construction with Addoy covering and backing of thickness 1.7 millimeters is durable. The ITTF Certificate is confirmation of the racquet obtaining appropriate parameter in. Technical data: Handle: Concave (concave) Speed: 60/100 Rotation: 60/100 Control: 100/100 Sponge: 1.7 mm· Covering: Addoy· Certificate: ITTF