Softest Poly with Pentagonal Shape for Spin.

The Pro BlackCode dawns the emergence of a new generation of strings. First string to truly combine the benefit of softer guts with the durability and power of a poly based string. At heart the Pro BlackCode is a pentagonal cross section co-poly with an additional coating that retains the pentagonal shape. The benefits include:

• A MORE flexible string that absorbs shock BETTER


• A MORE tolerant string for BIGGER sweetspot


• Co-Poly construction that lasts LONGER


• Pentagonal shape for MORE spin