Product DescriptionUnderwood Ammo .380 ACP +P 90 Grain Xtreme Penetrator ammunition is built for deep, consistent penetration and dependable feeding in defensive and hunting applications. Loaded with a solid copper (lead-free) monolithic projectile featuring a distinctive fluted nose profile, this round is designed to maximize penetration and create strong hydraulic effects on impact. Each cartridge is assembled in nickel-plated brass cases for enhanced corrosion resistance and smooth cycling, and it is loaded with flash-suppressed powder to help preserve night vision in low-light conditions.Important: .380 ACP +P ammunition is loaded to higher pressure. Use only in firearms rated for +P and with appropriate chamber support. If you are unsure whether your firearm is suitable, consult a qualified gunsmith or the firearm manufacturer.Product Highlights Lehigh Defense Xtreme Penetrator solid copper, lead-free monolithic bullet for reliable, deep penetration Fluted nose design promotes consistent feeding and strong hydraulic effects on impact Nickel-plated brass cases for improved corrosion resistance and smoother cycling High-performance .380 ACP +P loading: 90gr at 1,200 fps (288 ft-lbs) for defensive use New production, non-corrosive, boxer-primed, reloadable cases (per manufacturer/retailer listings)Specs Brand: UNDERWOOD AMMO Manufacturer Part Number: 641 UPC: 816874021948 Cartridge: .380 ACP +P Bullet Weight: 90 grain Bullet Type: Xtreme Penetrator (fluted solid monolithic) Bullet Material: Solid copper (lead-free) Bullet Diameter: 0.355 in Case Material: Nickel-plated brass Primer: Boxer Reloadable: Yes Corrosive: No Muzzle Velocity: 1,200 fps Muzzle Energy: 288 ft-lbs Ballistic Coefficient (G1): 0.12 Rounds Per Box: 20 Country of Origin: United States of AmericaDisclaimer: We strive to provide accurate and up-to-date product descriptions, specifications, and images; however, errors or omissions may occasionally occur. We are not responsible for any inaccuracies or discrepancies in the content provided. If you notice anything incorrect or unclear, please contact us so we can correct it. When in doubt, we recommend verifying details directly with the product's manufacturer.