Rust-Oleum 7872830 11-Ounce Satin Polyurethane, Clear Rust-Oleum Specialty Polyurethane Spray provides a clear protective finish that protects from scuff marks, abrasions, water and chemicals. Apply to wood or metal. Lasts twice as long as varnish. Rust-Oleum 7872830 11-Ounce Satin Polyurethane, Clear Features: Features a durable, fast-drying formula that outlasts varnish 2 to 1 Brings out the natural beauty of wood Protects wood from scuff marks, abrasions, water, and chemicals Can be used over most stains as well as metal and painted surfaces Satin Clear 11-Ounce rosol.