Country Of Origin: United States Product Type: Sporting Goods Item Package Dimensions: 1.016 L X 1.27 W X 8.89 H (Cm) Item Package Weight: 1.35 Pounds The ";No Harm"; highlight of Dewey brushes features nylon bristles on a brass wire core that is looped at the end of the brush, rather than being cut off, to protect firearm chamber, bore and throat from scratches.