Duramix

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POWER AND FLEXIBILITY For every player looking for an all round string bringing power, control and durability. PU HD (High Density Polyurethane) 30% firmer than the original PU400 present in the Premium range. Conceived to adapt to the polyester filaments, the PU HD is more resistant and offers great strength to bind the polyester filaments. Provides more control over softness to answer the needs of the next generation player. Show more