Barnes VOR-TX Handgun Line of ammunition features the proven Barnes XPB Bullet. With deep, dependable penetration and rapid double-diameter expansion make the XPB bullets ideal for hunting. Offering maximum weight retention and excellent accuracy, the XPB bullets provide maximum tissue and bone destruction, pass-through penetration and devastating energy transfer. Bullets open instantly on contact no other bullet expands as quickly. Nose peels back into six sharp-edged copper petals destroying tissue, bone and vital organs for a quick, humane kill.