Bullet Points: 1.Time-Saving Curing: Designed for urgent repair needs, the formula provides shortened waiting periods and sets totally within 30 minutes of application. 2.Powerful Sealant: Formulated to address leaks, this product employs a strong bonding solution that fills cracks in concrete and forms a high-strength shield to prevent further expansion. 3.Avoid Leak: This concrete crack filler uses multi-layer sealing to block water penetration, ensuring long-lasting dryness and extending the life of your structures. 4.Convenient to Use: The concrete crack filler features liquid fluidity design for versatile angle use, covering cracks easily without tools while offering flexible extension to adapt seamlessly to various surfaces and repair needs effortlessly. 5.Scope of Application: Solves leaks on roof and basement areas while offering dependable fixes for garage floors, concrete, masonry, and cement surfaces with proven versatility. Achieve strong sealing results using concrete crack filler engineered with weather-resistant features to endure challenging climates. The quick-drying composition accelerates workflow, whereas the powerful adhesive provides excellent hold, serving as an effective caulking glue or leak preventer. Versatile applications include bathrooms kitchens garages roofs floors corners and window sills. Specification: 500ml. Package size: about 21.6x13.8cm/8.5x5.43 inches. Drying time: about 2 hours. Scope of application: waterproof repair of cracks in various building structures such as concrete slabs, cement floors, roofs, walls, etc. Color: gray. Pack List: Concrete crack filler*1pc. Note: Due to different lighting and screen settings, the item color may be slightly different from the picture. Due to different manual measurements, please allow a 1-2cm difference in size.