Because Lubriplate SFL-0 was originally designed for lubricating food manufacturing machines, it's non-toxic, odorless and will not stain clothing. Similar to other Lubriplate products, SFL-0 is not susceptible to temperature fluctuations and is water resistant. Great for use on handguns or rifles. Can be applied using a brush, your fingers or a 15cc syringe. Apply a light coat in accordance with the maintenance instructions found in your firearm owner's manual. FeaturesWide operating temperature Water resistant