The Black Code tennis string is a professional choice for competitive players seeking an uncompromised blend of resistance, control & comfort. It facilitates more flexibility thanks to the Thermocore design, & the unique pentagonal shape reinforces the structural integrity & provides maximised spin potential. It’s a wonderful option for players with powerful strokes & a tendency to break strings easily since the Black Code is incredibly resilient & preserves the playing qualities for longer. It’s the softest poly on the market, made in France & shipped in a 12m set.