Winchester Super-X Power Point 308 Winchester 150 Grain Soft Point ammo review offers the following information;Winchester celebrates 100 years of the Super-X brand with this Limited Edition series of time proven cartridges. Generations of hunters and sport shooters from around the world have put their trust in Super-X, a brand of ammunition products built on legendary performance. Since 1921, generations of hunters and sport shooters from around the world have put their trust in Super-X, a brand of ammunition products built on legendary performance and reliability. In 2021, seven flagship products were chosen from the dozens of Super-X offerings and packaged in collectible retro packaging. Whatever your pursuit, there is a Super-X product for all your favorite hunting and shooting activities.