Signum Pro Firestorm 1.25mm 1 string (12m) Developed in collaboration with M. Youzhny. This item emphasizes softness and high repulsion, combined with Signum Pro's signature tension maintenance. A gold metallic tennis string that combines high power and control. One string is measured at 12m. 12m → 22g (slightly longer) 4 strings are remaining. The price is for one string. If you let me know the quantity you wish to purchase in the comments, I will change it to a dedicated listing. Thank you. - Brand: SIGNUM PRO - Model Name: FIRESTORM - Gauge: 1.25 mm - Color: Gold Metallic - Power: High - Control: Good - Spin: Good - Durability: High # SIGNUM PRO String