The bio 4x by pro-shot is a non-toxic biodegradable odor-free lubricant.It is 4x as lubricious as petroleum based lubricants.Made from renewable usa-grown crops-based vegetable oils the oil helps parts function better frees rusted parts prevents corrosion reduces heat and friction.Type: Gun OilSize: 1ozQuantity: 1 BottleMaterial: OilTip Feature: NeedleProtects: Against Heat/Friction/WearSuitable For: FirearmsEco-friendly: YesHazair: Yes