Scotts Turf Builder Thick'R Lawn Sun & Shade Mix, 40 lbs. is a comprehensive 3-in-1 lawn care solution designed to thin lawns into lush, thick grass. This unique mix combines seed, fertilizer, and soil improver to fill in bare spots, promote denser grass growth, and enhance root development. With just one application, it can produce up to 50% thicker lawns, although results may vary depending on the condition of your lawn. I for use across the entire lawn, this product is easy to apply using a spreader and comes in a convenient 40 lb. pour bag that covers up to 4,000 square feet, making it for revitalizing your outdoor space. Model Number: