For defense in the backcountry, look no further than Winchester Big Bore. Whether bear-hunting or simply seeking bear defense, Big Bore delivers the penetration and energy transfer needed to stop a big ursid in its tracks. The bullets are semi-jacketed hollow points with a lead tip and core. The jacket controls expansion, while the heavyweight center punches the projectile in deep. For more information on Big Bore, currently available in 200-grain 10mm Auto, 157-grain .357 Magnum, 240-grain .44 Remington Magnum and 250-grain .45 Long Colt, visit winchesterammo.com.