Ripcord offers the most effective one-pass cleaning solution for your firearm. Simply pass it through your gun from Breech-to-Muzzle, without the need for gravity feed. The rigid, helix-shaped rubber core ensures the cleaning surface remains firmly pressed against the bore, effectively engaging with the rifling for a thorough and aggressive clean. The braided Nomex surface is heat-resistant, capable of withstanding temperatures up to 700 deg F. This allows you to clean your firearm at the range or In the field even when the barrel is still hot. For an even more comprehensive clean, you can attach a bore brush. In summary, it's a fast, highly effective and ultra-portable cleaning solution.