Revive Pro is just like the 25lb retail bag, only in a 40lb commercial size. Perfect for large lawns or LCO's, Parks & Rec and other landscape professionals. Revive will bio-stimulate the soil, increasing microbial activity and allowing the turf to store more water. Revive Pro won't burn even in high temps. Slow release formula is perfect for a summer feeding. Covers 8,000 sq. ft.