Our blended wool mops and swabs mop up oil leftover solvent debris or other moisture to protect the bore of your favorite shotgun rifle or handgun. These mops/swabs are an important step in the overall gun-cleaning process to ensure accuracy at the range and in the field. - Features & Benefits: - Precise brush diameters to assure complete bore coverage on specific calibers - Blended wool minimizes lint buildup and is easy to clean - Maximizes absorbency to reduce overall cleaning time - Specially-engineered looped core and tip to protect muzzle chamber and rifling