For reloading .38 Special 9mm .45 ACP and .40 Smith & Wesson cartridges Ramshot ZIP Handgun Powder has become one of the most trusted sources. As with all powders manufactured by the company this product is smokeless has a spherical shape burns incredibly clean and is double based.This powder is newly manufactured as opposed to being military surplus or powder taken from loaded ammunition. ZIP Handgun Powder is an economical choice and one that provides incredible versatility for high-volume shooters and also features low flash low recoil and very little residue.