Loctite PL Self-Leveling Polyurethane Sealer is a professional grade, gray liquid polyurethane sealant designed for sealing and protecting concrete surfaces. This self-leveling crack sealant is ideal for filling and sealing contraction and expansion joints, as well as cracks in concrete floors and decks. The advanced formula cures in place to create a highly durable, abrasion-resistant seal that stands up to weather, stress, motion, heavy traffic, and water exposure. Its strong resistance to tearing and abrasion makes it perfect for areas exposed to both pedestrian and vehicular traffic. With its easy-to-apply liquid form, this polyurethane concrete sealant ensures a smooth, even finish that helps prevent further damage and extends the life of your concrete surfaces. Each package contains 10 oz. of gray self-leveling sealant, and this listing includes 12 items, making it suitable for both small repairs and larger projects. Loctite PL Self-Leveling Polyurethane Sealer is the reliable choice for anyone seeking a long-lasting, professional solution for concrete crack repair and joint sealing.