Rocksolid, Gallon, Penetrating Concrete Sealer, Seals & Protects Bare Concrete & Masonry Surfaces Including Landscaping Blocks & Concrete Pavers From The Damaging Effects Of Water, Chemicals & UV Light Without Changing The Appearance Of The Concrete, Water Base Formula Deeply Penetrates & Reacts With The Concrete To Form A Protective Barrier Beneath The Surface To Keep Water Out, Protect Against Stains & Extend The Life Of Your Concrete, For Use On Driveways, Patios, Walkways, Pool Decks & More, Invisible In Appearance, Stain & Chemical Resistant, Superior Water Repellency With Never Wet Properties.