Sashco 16210 Slab Concrete Crack Repair Sealant, 10.5 oz Cartridge, Gray (Pack of 1) Moves with your concrete: Extremely elastic to move with your concrete through changes due to shifting soils, temperature, moisture, and traffic to create a weatherproof seal that banishes dandelions, anthills, and other unsightly crack dwellers. Cuts down on repeated repairs: Just say no to brittle, cracked concrete repairs. In addition to extreme elasticity, Slab is specifically formulated with tenacious adhesion to concrete. This perfect balance of sticking and stretching translates into repairs that last for years, not just months. Wont stick out: Textured and colored to blend in with aged concrete for a seamless appearance. Easy to use: Easy to smooth and clean-up with water. No special chemicals required. OK to leave in your unheated garage overnight: Freeze-thaw stable through 10 cycles. Superior concrete adhesion Designed to withstand foot and vehicle traffic Spans gaps up to 3" wide with no slump Combines the durability, flexibility and adhesion you need for lasting concrete crack repairs