The Flitz Sealant water repellent ceramic spray, 50 ml is a spray that applies a water repellent ceramic layer that will last a year! This spray is meant to protect your knife, gun or other tool. The spray is water repellent, heat proof, colour and odourless and doesn't leave behind any stains. The spray protects against rust, fingerprints, tree sap and other dirt. You can safely use this spray on all types of steel, wood, plastic, glass and more.