These 9mm Snap Caps are made of high quality material which is ready to withstand an intense reloading/shooting practice using a 9mm pistol. These are great for pistol shooting training and will allow you to train safely at home as no real ammo is used. Dummy rounds will help you see your trigger finger input and recoil anticipation when you drop the hammer on a dummy round thinking it's a live round. This product can also be used for tactical weapons malfunctions drills.