Well formulated, thoroughly tested, highly flexible premium quality asphalt / concrete crack expansion joint filler up to 1 inch thick. Thoroughly mix the product and apply. It is fortified with special acrylics, rubber polymers and aggregates to yield a flexible, water proof, elastomeric crack filler. It can be applied to 1 inch thick wide cracks and expansion joints. This coating will cure over time and will not crack and will stay flexible. Two coats may be needed in certain deep crack or joint applications. Severely damaged and cracked concrete or asphalt can be repaired and protected. Being water based it is non flammable, non toxic. No mixing of two components needed. It is ready to use, dries fast and will not track. Can be top coated with several high performance, tough, durable coating manufactured by USSC.