Black Force
Really good string at an amazing price. Nice to string and to play with. I think it is quite similar to the Head Sonic Pro string.
Pro's Pro Black Force is a specially designed string for professional and tournament players made out of co-polyester.
Featuring no loss of tension and unique control, Black Force provides very high spin potential and superior power combined with good comfort. Due to the excellent durability, it is particularly suitable for aggressive players with high string consumption.
Gauge: 1.24mm / 16L
Colour: Black
Pro's Pro Black Force 16L 200M Reel strings approximately 18 racquets.
Really good string at an amazing price. Nice to string and to play with. I think it is quite similar to the Head Sonic Pro string.