Cotton patches from pro-shot are made from 100% cotton flannel fabric for purposes of absorbing foreign matter and residue.Each 1.5" cotton patch is made with a high thread count to pick up all of the remaining residue but not tamper with the barrel's rifling.Type: Cleaning PatchesSize: 1.50"Quantity: 300 Per BagBristle Type: CottonLength: 1.50"Material: Cotton FlannelProtects: Against Rust Powder Residue FingerprintsSuitable For: Firearms