This is a CorBon Jacketed Hollow Point known as the Self Defense chambered in 357 Sig, model 357SIG125.
COR(R)BON JHP(TM) is the traditional hollow point that put COR(R)BON on the map. JHP(TM) is proven ammunition that provides reliable penetration and expansion. The internal and external serrations and soft lead cavity provide stopping power and an average penetration of 9 to 15 inches in ballistic gelatin.
Features:
357 Sig
1,425 Feet per second
125 Grain jacketed hollow point
20 Rounds per box