Deer Season XP combines decades of Winchester experience into the perfect choice for deer hunting ammunition. Accuracy, combined with massive bullet impact performance means that Deer Season XP is a great choice for all deer hunters.Massive Knockdown PowerPrecision AccuracyStreamlined for High B.C.Built Specifically for Deer HuntingFeaturesLarge Diameter Polymer Tip – Accelerates bullet expansion for rapid trauma upon impactBallistic Profile – Streamlined profile and polymer tip combine for improved downrange performanceContoured Jacket – Tapered profile for rapid expansion and terminal penetration on deer.Alloyed Lead Core – Optimized for energy transfer and impact powerDeer Specific Performance – Terminally optimized for massive knockdown power on whitetail, mule and blacktail deerSpecificationsCartridge: 308 WinchesterBullet Weight: 150Muzzle Velocity: 2820 fpsBallistic Co-efficient: 0.392Rounds Per Box: 20