Gallon Synthetic Deer Urine – Legal Mock Scrape ScentRefill your mock scrape system with a full gallon of our legal synthetic deer urine. Lab tested for consistency and designed with a slow evaporation additive, this refill keeps your scrapes active and effective through the entire season. A three part synthetic scrape system designed to enhance deer hunting success by leveraging the natural behaviors of whitetail deer. 01 Year round use 02 Long lasting additive to slow evaporation rate 03 Simulates a