Extract maximum performance from your favorite cartridge with Federal PremiumA(R) TrophyA(R) Copper. The loads provide pinpoint accuracy and aggressive expansion, yet the copper, polymer-tipped bullet retains up to 99 percent of its weight for deep penetration on a wide range of medium and big game.Features:Copper bullet construction provides up to 99 percent weight retention for the deepest penetration in an expanding bulletTipped bullet cavity is optimized for expansion across a broad velocity rangeGrooved bullet shank for increased accuracy across a wide range of firearmsPolymer tip and boat-tail design increase the ballistic coefficient for higher downrange velocity, energy and less bullet drop