Our 40 Extreme Defense Rounds are designed to deliver maximum stopping power for defensive situations. The rounds feature an advanced hollow point design which creates massive energy transfer and expansion upon impact. This technology ensures that you have the most reliable and effective ammunition available. Not only are the rounds accurate and reliable, but they are also engineered to penetrate barriers with minimal deformation and fragmentation, making them ideal for defensive use. Choose Defender Ammunition for superior protection and peace of mind.