This is a Federal Jacketed Hollow Point known as the Hydra-Shok chambered in 40 S&W, model P40HS2.
For time-tested personal defense" choose Federal Premium(R) Hydra-Shok(R). The bullet's center-post hollow-point design provides optimized penetration with consistent" threat-stopping expansion.
Features:
40 S&W
1,140 Feet per second
155 Grain Hydra-Shok
20 Rounds per box