Federal Premium is quality hunting ammunition designed for maximum performance and reliability. Premium hunting bullets are matched with select powders, primers and brass to create a reliable, hard-hitting hunting cartridge. Get pinpoint accuracy, superior penetration and aggressive expansion in a copper, polymer-tipped bullet with the Trophy Copper. The projectile provides flat trajectories and tremendous downrange performance on everything from antelope to moose. This ammunition is new production, non-corrosive, in boxer primed, reloadable cases. FeaturesCopper-alloy 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 superb accuracy across a wide range of firearmsPolymer tip and boat-tail design increase the ballistic coefficient for high downrange velocity and energy, with minimal bullet drop