Rain proof quickshot holds pre-measured powder charge, projectile and priming in a waterproof container. Used with patch and ball. You simply flip open the waterproof cover. Pour the pre-measured powder charge into the barrel. Drive the projectile into the muzzle with your short starter and seat it with your ramrod. The percussion cap is contained in a separarte chamber ready for instant use, and a 209 Primer in recess on top.